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CVE-2026-39826

Escaper bypass leads to XSS in html/template

6.1 MediumFix available

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.37%Up 0.4 points since May 8, 2026
90%50%10%1%

What each source reports

CVE List Score used 6.1

Escaper bypass leads to XSS in html/template

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
CVE-2026-39826
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
EUVDEUVD-2026-28426 6.1

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
EUVD-2026-28426
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-3v2c-x6q9-f697 6.1

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or...

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
GHSA-3v2c-x6q9-f697
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-116
Updated
2026-11-02
NVD 6.1

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
CVE-2026-39826
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-116
Updated
2026-11-02
OSVALPINE-CVE-2026-39826 6.1

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
ALPINE-CVE-2026-39826
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-03
OSVBELL-CVE-2026-39826 6.1
Record
BELL-CVE-2026-39826
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
Show 39 moreShow less
OSV 6.1

Escaper bypass leads to XSS in html/template

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
CVE-2026-39826
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2026-39826 6.1

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
DEBIAN-CVE-2026-39826
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVRHSA-2026:22112 7.5

Red Hat Security Advisory: go-toolset:rhel8 security update

Record
RHSA-2026:22112
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:22120 7.5

Red Hat Security Advisory: golang security update

Record
RHSA-2026:22120
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:22121 7.5

Red Hat Security Advisory: golang security update

Record
RHSA-2026:22121
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:23262 8.2

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record
RHSA-2026:23262
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Updated
2026-11-02
OSVRHSA-2026:23264 8.2

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record
RHSA-2026:23264
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Updated
2026-11-02
OSVRHSA-2026:49702 8.8

Red Hat Security Advisory: golang security update

Record
RHSA-2026:49702
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L
Updated
2026-11-02
OSVRHSA-2026:49712 8.8

Red Hat Security Advisory: golang security update

Record
RHSA-2026:49712
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L
Updated
2026-11-02
OSVRHSA-2026:57649 8.8

Red Hat Security Advisory: golang security update

Record
RHSA-2026:57649
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L
Updated
2026-11-02
OSVRHSA-2026:61253 8.8

Red Hat Security Advisory: golang security update

Record
RHSA-2026:61253
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L
Updated
2026-11-02
OSVRLSA-2026:22112 7.5

Important: go-toolset:rhel8 security update

Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang.

Security Fix(es):

  • net/mail: golang: net/mail: Denial of Service via pathological email address parsing (CVE-2026-42499)

  • cmd/go: golang: Go command (cmd/go): Integrity bypass due to checksum validation flaw via malicious module proxy (CVE-2026-42501)

  • html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content (CVE-2026-39823)

  • cmd/go: golang: Go 'go bug' command: Arbitrary file overwrite via symlink attack (CVE-2026-39819)

  • net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame (CVE-2026-33814)

  • net/mail: golang: Go net/mail: Denial of Service via crafted email inputs (CVE-2026-39820)

  • net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)

  • net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls (CVE-2026-39825)

  • cmd/go: golang: Go tool pack: Arbitrary file write via malicious archive extraction (CVE-2026-39817)

  • html/template: golang: html/template: Cross-site scripting due to incorrect script tag escaping (CVE-2026-39826)

  • net: golang: Go net package: Denial of Service via NUL byte in Dial and LookupPort on Windows (CVE-2026-39836)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2026:22112
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRLSA-2026:22120 7.5

Important: golang security update

The golang packages provide the Go programming language compiler.

Security Fix(es):

  • net/mail: golang: net/mail: Denial of Service via pathological email address parsing (CVE-2026-42499)

  • cmd/go: golang: Go command (cmd/go): Integrity bypass due to checksum validation flaw via malicious module proxy (CVE-2026-42501)

  • html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content (CVE-2026-39823)

  • cmd/go: golang: Go 'go bug' command: Arbitrary file overwrite via symlink attack (CVE-2026-39819)

  • net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame (CVE-2026-33814)

  • net/mail: golang: Go net/mail: Denial of Service via crafted email inputs (CVE-2026-39820)

  • net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)

  • net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls (CVE-2026-39825)

  • cmd/go: golang: Go tool pack: Arbitrary file write via malicious archive extraction (CVE-2026-39817)

  • html/template: golang: html/template: Cross-site scripting due to incorrect script tag escaping (CVE-2026-39826)

  • net: golang: Go net package: Denial of Service via NUL byte in Dial and LookupPort on Windows (CVE-2026-39836)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2026:22120
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRLSA-2026:22121 7.5

Important: golang security update

The golang packages provide the Go programming language compiler.

Security Fix(es):

  • net/mail: golang: net/mail: Denial of Service via pathological email address parsing (CVE-2026-42499)

  • cmd/go: golang: Go command (cmd/go): Integrity bypass due to checksum validation flaw via malicious module proxy (CVE-2026-42501)

  • html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content (CVE-2026-39823)

  • cmd/go: golang: Go 'go bug' command: Arbitrary file overwrite via symlink attack (CVE-2026-39819)

  • net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame (CVE-2026-33814)

  • net/mail: golang: Go net/mail: Denial of Service via crafted email inputs (CVE-2026-39820)

  • net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)

  • net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls (CVE-2026-39825)

  • cmd/go: golang: Go tool pack: Arbitrary file write via malicious archive extraction (CVE-2026-39817)

  • html/template: golang: html/template: Cross-site scripting due to incorrect script tag escaping (CVE-2026-39826)

  • net: golang: Go net package: Denial of Service via NUL byte in Dial and LookupPort on Windows (CVE-2026-39836)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2026:22121
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2026-39826 6.1

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
UBUNTU-CVE-2026-39826
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVALSA-2026:22112 No score

Important: go-toolset:rhel8 security update

Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang.

Security Fix(es):

  • net/mail: golang: net/mail: Denial of Service via pathological email address parsing (CVE-2026-42499)
  • cmd/go: golang: Go command (cmd/go): Integrity bypass due to checksum validation flaw via malicious module proxy (CVE-2026-42501)
  • html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content (CVE-2026-39823)
  • cmd/go: golang: Go 'go bug' command: Arbitrary file overwrite via symlink attack (CVE-2026-39819)
  • net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame (CVE-2026-33814)
  • net/mail: golang: Go net/mail: Denial of Service via crafted email inputs (CVE-2026-39820)
  • net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)
  • net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls (CVE-2026-39825)
  • cmd/go: golang: Go tool pack: Arbitrary file write via malicious archive extraction (CVE-2026-39817)
  • html/template: golang: html/template: Cross-site scripting due to incorrect script tag escaping (CVE-2026-39826)
  • net: golang: Go net package: Denial of Service via NUL byte in Dial and LookupPort on Windows (CVE-2026-39836)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2026:22112
Updated
2026-11-02
OSVALSA-2026:22121 No score

Important: golang security update

The golang packages provide the Go programming language compiler.

Security Fix(es):

  • net/mail: golang: net/mail: Denial of Service via pathological email address parsing (CVE-2026-42499)
  • cmd/go: golang: Go command (cmd/go): Integrity bypass due to checksum validation flaw via malicious module proxy (CVE-2026-42501)
  • html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content (CVE-2026-39823)
  • cmd/go: golang: Go 'go bug' command: Arbitrary file overwrite via symlink attack (CVE-2026-39819)
  • net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame (CVE-2026-33814)
  • net/mail: golang: Go net/mail: Denial of Service via crafted email inputs (CVE-2026-39820)
  • net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)
  • net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls (CVE-2026-39825)
  • cmd/go: golang: Go tool pack: Arbitrary file write via malicious archive extraction (CVE-2026-39817)
  • html/template: golang: html/template: Cross-site scripting due to incorrect script tag escaping (CVE-2026-39826)
  • net: golang: Go net package: Denial of Service via NUL byte in Dial and LookupPort on Windows (CVE-2026-39836)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2026:22121
Updated
2026-11-02
OSVAZL-98976 No score

CVE-2026-39826 affecting package golang 1.27.1-1

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
AZL-98976
Updated
2026-11-02
OSVBIT-golang-2026-39826 No score

Escaper bypass leads to XSS in html/template

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
BIT-golang-2026-39826
Updated
2026-11-02
OSVCLSA-2026-1781080840 No score

golang: Fix of 4 CVEs

  • CVE-2026-39825: have net/http/httputil.ReverseProxy reencode the forwarded query when a request carries more than urlmaxqueryparams (default 10000) parameters or a non-default GODEBUG=urlmaxqueryparams is set, so query parameters hidden from a Rewrite hook by the parse limit can no longer be smuggled to the backend
  • CVE-2026-39826: treat a <script> tag with an empty or ASCII-whitespace "type" attribute as JavaScript in html/template, so data interpolated into such script blocks is contextually auto-escaped instead of being emitted unescaped, closing a cross-site scripting escaper bypass
Record
CLSA-2026-1781080840
Updated
2026-11-02
OSVCLSA-2026-1781256571 No score

golang: Fix of 6 CVEs

  • CVE-2026-27142: fix missing escaping of URLs in meta tag content attributes in html/template by tracking the url= portion of the content attribute and applying URL escaping (prerequisite for CVE-2026-39823)
  • CVE-2026-39826: fix escaper bypass in html/template by treating script type attributes that are empty or whitespace-only as JavaScript
  • CVE-2026-39825: fix query parameter smuggling in net/http/httputil ReverseProxy by reencoding outbound queries that exceed the urlmaxqueryparams limit so Rewrite hooks cannot be bypassed
  • CVE-2026-39819: fix 'go bug' writing files with predictable names in the system temporary directory by creating a private directory with os.MkdirTemp, preventing symlink-based file overwrite
  • CVE-2026-39817: fix 'go tool pack' extracting archive entries to arbitrary filesystem locations by refusing to extract files with directory components
  • CVE-2026-39823: fix XSS in html/template where ASCII whitespace around the '=' rune in a meta tag content attribute URL bypassed URL escaping
Record
CLSA-2026-1781256571
Updated
2026-11-02
OSVGO-2026-4980 No score

Escaper bypass leads to XSS in html/template

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

Record
GO-2026-4980
Updated
2026-11-02
OSVopenSUSE-SU-2026:10723-1 No score

go1.25-1.25.10-1.1 on GA media

These are all security issues fixed in the go1.25-1.25.10-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:10723-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:10741-1 No score

go1.26-1.26.3-1.1 on GA media

These are all security issues fixed in the go1.26-1.26.3-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:10741-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:20762-1 No score

Security update for go1.26

This update for go1.26 fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • Updated to go1.26.3 (bsc#1255111).
  • Go packages miss binutils-gold dependency (bsc#1170826).
Record
openSUSE-SU-2026:20762-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:20763-1 No score

Security update for go1.25

This update for go1.25 fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • Updated to go1.25.10 (bsc#1244485).
  • Go packages miss binutils-gold dependency (bsc#1170826).
Record
openSUSE-SU-2026:20763-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21254-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues:

Update to go1.26.4 (bsc#1255111).

Security issues fixed:

  • CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG (bsc#1261653).
  • CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination (bsc#1261654).
  • CVE-2026-27144: cmd/compile: no-op interface conversion bypasses overlap checking (bsc#1261655).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-32280: crypto/x509: unexpected work during chain building (bsc#1261656).
  • CVE-2026-32281: crypto/x509: inefficient policy validation (bsc#1261657).
  • CVE-2026-32282: os: Root.Chmod can follow symlinks out of the root on Linux (bsc#1261658).
  • CVE-2026-32283: crypto/tls: multiple key update handshake messages can cause connection to deadlock (bsc#1261659).
  • CVE-2026-32288: archive/tar: unbounded allocation when parsing old format GNU sparse map (bsc#1261660).
  • CVE-2026-32289: html/template: JS template literal context incorrectly tracked (bsc#1261661).
  • CVE-2026-33810: crypto/x509: excluded DNS constraints not properly applied to wildcard domains (bsc#1261662).
  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: go tool pack does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: go bug follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42507: net/textproto: arbitrary input is included in errors without any escaping (bsc#1267444).

Other updates and security fixes:

  • Go packages miss binutils-gold dependency (bsc#1170826).
  • Drop subpackage go1.x-libstd std library .so refs (jsc#PED-1962).
  • Use libalternatives only on suse_version >= 1610 and keep update-alternatives support for older distributions.
  • Drop the update-alternatives migration path for libalternatives builds.
  • Enable libalternatives for SLE16.1 and Tumbleweed (bsc#1245878).
  • Drop go1.26 dependency on update-alternatives (bsc#1264395)
  • Update to version 1.26.3 cut from the go1.25-fips-release branch at the revision tagged go1.26.3-1-openssl-fips (jsc#SLE-18320).
Record
openSUSE-SU-2026:21254-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21319-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2025-61732: cmd/cgo: discrepancy between Go and C/C++ comment parsing allows for C code smuggling (bsc#1257692).
  • CVE-2025-68121: crypto/tls: Config.Clone copies automatically generated session ticket keys, session resumption does not account for the expiration of full certificate chain (bsc#1256818).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG (bsc#1261653).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination (bsc#1261654).
  • CVE-2026-27144: cmd/compile: no-op interface conversion bypasses overlap checking (bsc#1261655).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-32280: crypto/x509: unexpected work during chain building (bsc#1261656).
  • CVE-2026-32281: crypto/x509: inefficient policy validation (bsc#1261657).
  • CVE-2026-32282: os: Root.Chmod can follow symlinks out of the root on Linux (bsc#1261658).
  • CVE-2026-32283: crypto/tls: multiple key update handshake messages can cause connection to deadlock (bsc#1261659).
  • CVE-2026-32288: archive/tar: unbounded allocation when parsing old format GNU sparse map (bsc#1261660).
  • CVE-2026-32289: html/template: JS template literal context incorrectly tracked (bsc#1261661).
  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
openSUSE-SU-2026:21319-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21483-1 No score

Security update for govulncheck-vulndb

This update for govulncheck-vulndb fixes the following issues:

  • Update to version 0.0.20260723T184607 2026-07-23T18:46:07Z (jsc#PED-11136).

Go CVE Numbering Authority IDs added or updated with aliases:

  • GO-2026-4730 CVE-2026-33022 GHSA-cv4x-93xx-wgfj
  • GO-2026-4761 CVE-2026-33211 GHSA-j5q5-j9gm-2w5c
  • GO-2026-5102 CVE-2026-45021 GHSA-3vcp-chfh-f6r2
  • GO-2026-5272 CVE-2026-40938 GHSA-94jr-7pqp-xhcq
  • GO-2026-5486 CVE-2026-40924 GHSA-m2cx-gpqf-qf74
  • GO-2026-5542 CVE-2026-40090 GHSA-pj97-4p9w-gx3q
  • GO-2026-5630 CVE-2026-25542 GHSA-rmx9-2pp3-xhcr
  • GO-2026-5643 CVE-2026-40923 GHSA-rx35-6rhx-7858
  • GO-2026-5675 CVE-2026-41492 GHSA-vvf7-6rmr-m29q
  • GO-2026-5711 CVE-2026-40161 GHSA-wjxp-xrpv-xpff
  • GO-2026-5746 CVE-2026-41567 GHSA-x86f-5xw2-fm2r
  • GO-2026-5749 CVE-2026-41328 GHSA-x92x-px7w-4gx4
  • GO-2026-5837 CVE-2026-44840 GHSA-q2m9-6jp9-c6mc
  • GO-2026-5929 CVE-2026-44342 GHSA-26v7-h57m-gh9m
  • GO-2026-5930 CVE-2026-33655 GHSA-6qcr-qxgr-m7fv
  • GO-2026-5933 GHSA-3g4q-2f67-2gvh
  • GO-2026-5934 GHSA-59qp-cfj3-rp64
  • GO-2026-5935 GHSA-7856-g3gv-9wq8
  • GO-2026-5936 CVE-2026-53552 GHSA-26rh-24rg-j3vv
  • GO-2026-5937 CVE-2026-53508 GHSA-2jcc-mxv7-p3f9
  • GO-2026-5938 CVE-2026-53553 GHSA-4g5x-hcwm-82jw
  • GO-2026-5939 CVE-2026-10517 GHSA-698x-9w2p-7vvp
  • GO-2026-5940 CVE-2026-53572 GHSA-6w3m-4hhp-775q
  • GO-2026-5941 CVE-2026-53487 GHSA-gvhc-wv3v-7pf8
  • GO-2026-5942 CVE-2026-46600
  • GO-2026-5944 CVE-2026-50197 GHSA-659f-rgp5-w4wf
  • GO-2026-5945 CVE-2026-6815 GHSA-rmxx-v9rj-vpvg
  • GO-2026-5946 CVE-2026-52831 GHSA-v5px-423j-pf7p
  • GO-2026-5947 CVE-2026-53649 GHSA-xqhv-chqm-fhcc
  • GO-2026-5948 CVE-2026-50554 GHSA-588f-fvcv-xhvf
  • GO-2026-5949 CVE-2026-50553 GHSA-rqrh-8wpv-x7hh
  • GO-2026-5950 CVE-2026-53602 GHSA-339v-266x-79xr
  • GO-2026-5951 CVE-2026-10219 GHSA-6jm8-4fhr-5w64
  • GO-2026-5952 CVE-2026-49834 GHSA-9vcr-p3rj-q5q6
  • GO-2026-5953 CVE-2026-9094 GHSA-c9w5-qp6m-m395
  • GO-2026-5956 CVE-2026-55252 GHSA-h5g6-xmh4-hc37
  • GO-2026-5957 CVE-2026-54158 GHSA-5xfx-xj4h-5p7r
  • GO-2026-5958 CVE-2026-54068 GHSA-gcm7-57gf-953c
  • GO-2026-5959 CVE-2026-54072 GHSA-h29v-hj44-q8cv
  • GO-2026-5961 CVE-2026-54069 GHSA-hvr9-72v2-fff3
  • GO-2026-5962 CVE-2026-54088 GHSA-m93h-4hw7-5qcm
  • GO-2026-5963 CVE-2026-54067 GHSA-mvjr-vv3c-w4qv
  • GO-2026-5964 CVE-2026-54066 GHSA-p4m3-mgmm-c664
  • GO-2026-5965 CVE-2026-54070 GHSA-w7cg-whh7-xp28
  • GO-2026-5966 CVE-2026-54089 GHSA-xqp3-jq6g-x3qm
  • GO-2026-5967 CVE-2026-50551 GHSA-56mp-4f3v-fgj2
  • GO-2026-5968 CVE-2026-54174 GHSA-fpg8-7664-jc5q
  • GO-2026-5969 GHSA-g936-7jqj-mwv8
  • GO-2026-5970 CVE-2026-56852
  • GO-2026-5973 CVE-2026-54250 GHSA-jxr7-mqhw-9p98
  • GO-2026-5974 CVE-2026-44300 GHSA-wmj8-9953-vff5
  • GO-2026-5975 CVE-2026-50018 GHSA-42j2-w334-qxw7
  • GO-2026-5976 CVE-2026-50141 GHSA-g7mm-9vx7-jm7h
  • GO-2026-5977 CVE-2026-50013 GHSA-qrh4-p6v4-mrfg
  • GO-2026-5978 CVE-2026-50125 GHSA-qw5r-ppcg-f8rj
  • GO-2026-5979 CVE-2026-50006 GHSA-xrcf-6jh3-ggvx
  • GO-2026-5980 CVE-2026-50158 GHSA-2c7f-fxww-6w6c
  • GO-2026-5981 GHSA-mqxv-9rm6-w8qc
  • GO-2026-5982 GHSA-pqg7-v6wh-3pfp
  • GO-2026-5984 CVE-2026-53604 GHSA-2p2f-px33-4vv5
  • GO-2026-5985 GHSA-7rx3-5wx3-5v76
  • GO-2026-5986 CVE-2026-61699 GHSA-cm26-5974-52h8
  • GO-2026-5987 CVE-2026-55513 GHSA-g4x6-jcvr-9m3g
  • GO-2026-5988 CVE-2026-54628 GHSA-hwrq-8wxh-q4xv
  • GO-2026-5989 CVE-2026-55512 GHSA-m3cx-mwpg-32jg
  • GO-2026-5990 CVE-2026-54629 GHSA-mf78-3rpf-r784
  • GO-2026-5991 CVE-2026-53603 GHSA-q4vm-pq3q-8wgq
  • GO-2026-5992 CVE-2026-61549 GHSA-qf34-295c-26v8
  • GO-2026-5996 CVE-2026-54450 GHSA-pph6-vfjv-vpjw
  • GO-2026-5997 CVE-2026-54452 GHSA-xgch-x3mx-cm3c
  • GO-2026-5998 CVE-2026-54495 GHSA-398h-7f66-3h4p
  • GO-2026-5999 CVE-2026-10814 GHSA-jh6h-v6mp-h22v
  • GO-2026-6002 CVE-2026-58196 GHSA-pr64-jmmf-jp54
  • GO-2026-6003 CVE-2026-53714 GHSA-22xc-xg2r-9j7v
  • GO-2026-6004 CVE-2026-52833 GHSA-3v79-m2cg-89ww
  • GO-2026-6005 CVE-2026-53715 GHSA-8fv2-88gg-hm7q
  • GO-2026-6006 CVE-2026-53716 GHSA-cxpq-8v7q-cg56 *…
Record
openSUSE-SU-2026:21483-1
Updated
2026-11-02
OSVSUSE-SU-2026:1861-1 No score

Security update for go1.26

This update for go1.26 fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: 'go tool pack' does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: 'go bug' follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • go1.26 release tracking (bsc#1255111).
  • Go packages miss binutils-gold dependency (bsc#1170826).
Record
SUSE-SU-2026:1861-1
Updated
2026-11-02
OSVSUSE-SU-2026:1862-1 No score

Security update for go1.25

This update for go1.25 fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: 'go tool pack' does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: 'go bug' follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • Updated to go1.25.10 (bsc#1244485).
  • Go packages miss binutils-gold dependency (bsc#1170826).
Record
SUSE-SU-2026:1862-1
Updated
2026-11-02
OSVSUSE-SU-2026:2078-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: 'go tool pack' does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: 'go bug' follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • go1.26 release tracking (bsc#1255111).
  • Go packages miss binutils-gold dependency (bsc#1170826).
  • supply a go built with openssl linkage (jsc#SLE-18320).
Record
SUSE-SU-2026:2078-1
Updated
2026-11-02
OSVSUSE-SU-2026:2079-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: 'go tool pack' does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: 'go bug' follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • go1.25 release tracking (bsc#1244485).
  • Go packages miss binutils-gold dependency (bsc#1170826).
  • supply a go built with openssl linkage (jsc#SLE-18320).
Record
SUSE-SU-2026:2079-1
Updated
2026-11-02
OSVSUSE-SU-2026:2092-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: 'go tool pack' does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: 'go bug' follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • go1.26 release tracking (bsc#1255111).
  • Go packages miss binutils-gold dependency (bsc#1170826).
  • supply a go built with openssl linkage (jsc#SLE-18320).
Record
SUSE-SU-2026:2092-1
Updated
2026-11-02
OSVSUSE-SU-2026:2093-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: 'go tool pack' does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: 'go bug' follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • go1.25 release tracking (bsc#1244485).
  • Go packages miss binutils-gold dependency (bsc#1170826).
  • supply a go built with openssl linkage (jsc#SLE-18320).
Record
SUSE-SU-2026:2093-1
Updated
2026-11-02
OSVSUSE-SU-2026:21804-1 No score

Security update for go1.26

This update for go1.26 fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • Updated to go1.26.3 (bsc#1255111).
  • Go packages miss binutils-gold dependency (bsc#1170826).
Record
SUSE-SU-2026:21804-1
Updated
2026-11-02
OSVSUSE-SU-2026:21805-1 No score

Security update for go1.25

This update for go1.25 fixes the following issues

Security issues:

  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).

Non security issues:

  • Updated to go1.25.10 (bsc#1244485).
  • Go packages miss binutils-gold dependency (bsc#1170826).
Record
SUSE-SU-2026:21805-1
Updated
2026-11-02
OSVSUSE-SU-2026:22572-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues:

Update to go1.26.4 (bsc#1255111).

Security issues fixed:

  • CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG (bsc#1261653).
  • CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination (bsc#1261654).
  • CVE-2026-27144: cmd/compile: no-op interface conversion bypasses overlap checking (bsc#1261655).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-32280: crypto/x509: unexpected work during chain building (bsc#1261656).
  • CVE-2026-32281: crypto/x509: inefficient policy validation (bsc#1261657).
  • CVE-2026-32282: os: Root.Chmod can follow symlinks out of the root on Linux (bsc#1261658).
  • CVE-2026-32283: crypto/tls: multiple key update handshake messages can cause connection to deadlock (bsc#1261659).
  • CVE-2026-32288: archive/tar: unbounded allocation when parsing old format GNU sparse map (bsc#1261660).
  • CVE-2026-32289: html/template: JS template literal context incorrectly tracked (bsc#1261661).
  • CVE-2026-33810: crypto/x509: excluded DNS constraints not properly applied to wildcard domains (bsc#1261662).
  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: go tool pack does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: go bug follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42507: net/textproto: arbitrary input is included in errors without any escaping (bsc#1267444).

Other updates and security fixes:

  • Go packages miss binutils-gold dependency (bsc#1170826).
  • Drop subpackage go1.x-libstd std library .so refs (jsc#PED-1962).
  • Use libalternatives only on suse_version >= 1610 and keep update-alternatives support for older distributions.
  • Drop the update-alternatives migration path for libalternatives builds.
  • Enable libalternatives for SLE16.1 and Tumbleweed (bsc#1245878).
  • Drop go1.26 dependency on update-alternatives (bsc#1264395)
  • Update to version 1.26.3 cut from the go1.25-fips-release branch at the revision tagged go1.26.3-1-openssl-fips (jsc#SLE-18320).
Record
SUSE-SU-2026:22572-1
Updated
2026-11-02
OSVSUSE-SU-2026:22638-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2025-61732: cmd/cgo: discrepancy between Go and C/C++ comment parsing allows for C code smuggling (bsc#1257692).
  • CVE-2025-68121: crypto/tls: Config.Clone copies automatically generated session ticket keys, session resumption does not account for the expiration of full certificate chain (bsc#1256818).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG (bsc#1261653).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination (bsc#1261654).
  • CVE-2026-27144: cmd/compile: no-op interface conversion bypasses overlap checking (bsc#1261655).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-32280: crypto/x509: unexpected work during chain building (bsc#1261656).
  • CVE-2026-32281: crypto/x509: inefficient policy validation (bsc#1261657).
  • CVE-2026-32282: os: Root.Chmod can follow symlinks out of the root on Linux (bsc#1261658).
  • CVE-2026-32283: crypto/tls: multiple key update handshake messages can cause connection to deadlock (bsc#1261659).
  • CVE-2026-32288: archive/tar: unbounded allocation when parsing old format GNU sparse map (bsc#1261660).
  • CVE-2026-32289: html/template: JS template literal context incorrectly tracked (bsc#1261661).
  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
SUSE-SU-2026:22638-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
go
Alpine:v3.23
 1.26.0 up to 1.25.10-r0
1.25.10-r0
go
Alpine:v3.24
 1.26.0 up to 1.26.3-r0
1.26.3-r0
rclone
Alpine:v3.24
 before 1.74.1-r0
1.74.1-r0
delve
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.2-1.module_el8.10.0+4074+24330916
1.25.2-1.module_el8.10.0+4074+24330916
go-toolset
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
golang
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
golang-bin
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
golang-docs
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
golang-misc
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
golang-race
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
Show 159 moreShow less
Affected packages
PackageAffectedFixed
golang-src
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
golang-tests
AlmaLinux:8
From an advisory covering 13 CVEs
 before 1.25.10-1.module_el8.10.0+4187+c45165c4
1.25.10-1.module_el8.10.0+4187+c45165c4
go-toolset
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang-bin
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang-docs
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang-misc
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang-race
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang-src
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang-tests
AlmaLinux:9
From an advisory covering 11 CVEs
 before 1.26.3-1.el9_8
1.26.3-1.el9_8
golang
Azure Linux:3
 1.27.0 to 1.27.1-1 None known
go
Alpaquita:23
 1.19.7-r0 up to 1.25.10-r0
1.25.10-r0
go
Alpaquita:25
 1.24.3-r0 up to 1.25.10-r0
1.25.10-r0
go
Alpaquita:stream
 1.20.5-r2 up to 1.26.3-r0
1.26.3-r0
go
BellSoft Hardened Containers:23
 1.19.7-r0 up to 1.25.10-r0
1.25.10-r0
go
BellSoft Hardened Containers:25
 1.24.3-r0 up to 1.25.10-r0
1.25.10-r0
go
BellSoft Hardened Containers:stream
 1.20.5-r2 up to 1.26.3-r0
1.26.3-r0
golang
Bitnami
 before 1.25.10, 1.26.0-0 up to 1.26.3
1.25.101.26.3
go-toolset
TuxCare:AlmaLinux:9.2
From an advisory covering 2 CVEs
 before 1.22.9-1.el9_2.tuxcare.els15
1.22.9-1.el9_2.tuxcare.els15
golang
TuxCare:AlmaLinux:9.2
From an advisory covering 2 CVEs
 before 1.22.9-1.el9_2.tuxcare.els15
1.22.9-1.el9_2.tuxcare.els15
golang-bin
TuxCare:AlmaLinux:9.2
From an advisory covering 2 CVEs
 before 1.22.9-1.el9_2.tuxcare.els15
1.22.9-1.el9_2.tuxcare.els15
golang-docs
TuxCare:AlmaLinux:9.2
From an advisory covering 2 CVEs
 before 1.22.9-1.el9_2.tuxcare.els15
1.22.9-1.el9_2.tuxcare.els15
golang-misc
TuxCare:AlmaLinux:9.2
From an advisory covering 2 CVEs
 before 1.22.9-1.el9_2.tuxcare.els15
1.22.9-1.el9_2.tuxcare.els15
golang-src
TuxCare:AlmaLinux:9.2
From an advisory covering 2 CVEs
 before 1.22.9-1.el9_2.tuxcare.els15
1.22.9-1.el9_2.tuxcare.els15
golang-tests
TuxCare:AlmaLinux:9.2
From an advisory covering 2 CVEs
 before 1.22.9-1.el9_2.tuxcare.els15
1.22.9-1.el9_2.tuxcare.els15
go-toolset
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang-bin
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang-docs
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang-misc
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang-race
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang-src
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang-tests
TuxCare:AlmaLinux:9.6
From an advisory covering 6 CVEs
 before 1.25.7-1.el9_6.tuxcare.els10
1.25.7-1.el9_6.tuxcare.els10
golang-1.19
Debian:12
 All versions, plus listed versions
1.19.10-11.19.10-21.19.11-11.19.12-11.19.12-2
Show 7 moreShow less
1.19.12-2~bpo11+11.19.12-2~bpo12+11.19.13-11.19.13-1~bpo11+11.19.13-1~bpo12+11.19.8-21.19.9-1
 None known
golang-1.24
Debian:13
 All versions, plus listed versions
1.24.12-11.24.13-11.24.13-21.24.4-11.24.4-2
Show 5 moreShow less
1.24.4-31.24.4-41.24.7-11.24.8-11.24.9-1
 None known
golang-1.26
Debian:14
 before 1.26.3-1, plus listed versions
1.26.0-11.26.1-11.26.2-11.26.2-21.26.2-3
Show 4 moreShow less
1.26.3-1~bpo13+11.26~rc2-11.26~rc3-11.26~rc3-2
1.26.3-1
stdlib
Go
 before 1.25.10, 1.26.0-0 up to 1.26.3
1.25.101.26.3
delve
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.2-1.module+el8.10.0+23746+9db33b5e
0:1.25.2-1.module+el8.10.0+23746+9db33b5e
delve-debuginfo
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.2-1.module+el8.10.0+23746+9db33b5e
0:1.25.2-1.module+el8.10.0+23746+9db33b5e
delve-debugsource
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.2-1.module+el8.10.0+23746+9db33b5e
0:1.25.2-1.module+el8.10.0+23746+9db33b5e
go-toolset
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
golang
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
golang-bin
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
golang-docs
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
golang-misc
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
golang-race
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
golang-src
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
golang-tests
Red Hat:enterprise_linux:8::appstream
From an advisory covering 13 CVEs
 before 0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
0:1.25.10-1.module+el8.10.0+24308+5c4a16b7
go-toolset
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang-bin
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang-docs
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang-misc
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang-race
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang-src
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang-tests
Red Hat:enterprise_linux:10.2
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
go-toolset
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang-bin
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang-docs
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang-misc
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang-race
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang-src
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang-tests
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
golang1.25
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.25.11-2.hum1
0:1.25.11-2.hum1
golang1.25-bin
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.25.11-2.hum1
0:1.25.11-2.hum1
golang1.25-docs
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.25.11-2.hum1
0:1.25.11-2.hum1
golang1.25-misc
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.25.11-2.hum1
0:1.25.11-2.hum1
golang1.25-src
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.25.11-2.hum1
0:1.25.11-2.hum1
golang1.25-tests
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.25.11-2.hum1
0:1.25.11-2.hum1
golang1.26
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.26.4-2.hum1
0:1.26.4-2.hum1
golang1.26-bin
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.26.4-2.hum1
0:1.26.4-2.hum1
golang1.26-docs
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.26.4-2.hum1
0:1.26.4-2.hum1
golang1.26-misc
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.26.4-2.hum1
0:1.26.4-2.hum1
golang1.26-src
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.26.4-2.hum1
0:1.26.4-2.hum1
golang1.26-tests
Red Hat:hummingbird:1
From an advisory covering 14 CVEs
 before 0:1.26.4-2.hum1
0:1.26.4-2.hum1
go-toolset
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
golang
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
golang-bin
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
golang-docs
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
golang-misc
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
golang-race
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
golang-src
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
golang-tests
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 16 CVEs
 before 0:1.26.5-1.el10_0
0:1.26.5-1.el10_0
go-toolset
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
golang
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
golang-bin
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
golang-docs
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
golang-misc
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
golang-race
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
golang-src
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
golang-tests
Red Hat:rhel_eus:9.6::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_6
0:1.26.5-1.el9_6
go-toolset
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
golang
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
golang-bin
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
golang-docs
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
golang-misc
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
golang-race
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
golang-src
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
golang-tests
Red Hat:rhel_e4s:9.4::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_4
0:1.26.5-1.el9_4
go-toolset
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
golang
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
golang-bin
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
golang-docs
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
golang-misc
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
golang-race
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
golang-src
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
golang-tests
Red Hat:rhel_e4s:9.2::appstream
From an advisory covering 17 CVEs
 before 0:1.26.5-1.el9_2
0:1.26.5-1.el9_2
delve
Rocky Linux:8
From an advisory covering 11 CVEs
 before 0:1.25.2-1.module+el8.10.0+40035+ee0a7047
0:1.25.2-1.module+el8.10.0+40035+ee0a7047
golang
Rocky Linux:8
From an advisory covering 11 CVEs
 before 0:1.25.10-1.module+el8.10.0+40200+0fd0f175
0:1.25.10-1.module+el8.10.0+40200+0fd0f175
golang
Rocky Linux:10
From an advisory covering 11 CVEs
 before 0:1.26.3-4.el10_2
0:1.26.3-4.el10_2
golang
Rocky Linux:9
From an advisory covering 11 CVEs
 before 0:1.26.3-1.el9_8
0:1.26.3-1.el9_8
go1.26-openssl
SUSE:Linux Enterprise Server 16.0
From an advisory covering 24 CVEs
 before 1.26.4-160000.1.1
1.26.4-160000.1.1
go1.26-openssl
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 24 CVEs
 before 1.26.4-160000.1.1
1.26.4-160000.1.1
go1.25-openssl
SUSE:Linux Enterprise Server 16.0
From an advisory covering 30 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
go1.25-openssl
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 30 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
golang-1.10
Ubuntu:14.04:LTS
 All versions, plus listed versions
1.10.4-2ubuntu1~14.04.1
 None known
golang-1.10
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.10.4-2ubuntu1~16.04.11.10.4-2ubuntu1~16.04.2
 None known
golang-1.6
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.6-0ubuntu11.6-0ubuntu21.6-0ubuntu31.6-0ubuntu41.6-0ubuntu5
Show 5 moreShow less
1.6.1-0ubuntu11.6.2-0ubuntu5~16.041.6.2-0ubuntu5~16.04.21.6.2-0ubuntu5~16.04.31.6.2-0ubuntu5~16.04.4
 None known
golang-1.13
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.13.8-1ubuntu1~16.04.21.13.8-1ubuntu1~16.04.31.13.8-1ubuntu1~16.04.3+esm21.13.8-1ubuntu1~16.04.3+esm3
 None known
golang-1.18
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.18.1-1ubuntu1~16.04.61.18.1-1ubuntu1~16.04.6+esm1
 None known
golang-1.10
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.10~rc1-11.10~rc1-1ubuntu11.10~rc1-2ubuntu11.10~rc2-1ubuntu11.10-1ubuntu11.10.1-1ubuntu21.10.4-2ubuntu1~18.04.11.10.4-2ubuntu1~18.04.2
 None known
golang-1.13
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
1.13.8-1ubuntu1~18.04.21.13.8-1ubuntu1~18.04.31.13.8-1ubuntu1~18.04.41.13.8-1ubuntu1~18.04.4+esm1
 None known
golang-1.16
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
1.16.2-0ubuntu1~18.04.21.16.2-0ubuntu1~18.04.2+esm1
 None known
golang-1.18
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
1.18.1-1ubuntu1~18.04.31.18.1-1ubuntu1~18.04.41.18.1-1ubuntu1~18.04.4+esm1
 None known
golang-1.8
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.8.3-2ubuntu11.8.3-2ubuntu1.18.04.1
 None known
golang-1.9
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.9.1-2ubuntu11.9.2-1ubuntu11.9.2-3ubuntu11.9.3-1ubuntu11.9.4-1ubuntu1
 None known
golang-1.13
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.13.1-1ubuntu11.13.3-1ubuntu11.13.4-1ubuntu11.13.5-1ubuntu11.13.6-1ubuntu1
Show 5 moreShow less
1.13.6-2ubuntu11.13.7-1ubuntu11.13.8-1ubuntu11.13.8-1ubuntu1.11.13.8-1ubuntu1.2
 None known
golang-1.14
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.14~beta1-11.14~beta1-21.14~rc1-11.14-11.14.1-1
Show 4 moreShow less
1.14.2-11.14.2-1ubuntu11.14.3-2ubuntu2~20.04.11.14.3-2ubuntu2~20.04.2
 None known
golang-1.16
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
1.16.2-0ubuntu1~20.041.16.2-0ubuntu1~20.04.11.16.2-0ubuntu1~20.04.1+esm1
 None known
golang-1.18
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.18.1-1ubuntu1~20.04.11.18.1-1ubuntu1~20.04.21.18.1-1ubuntu1~20.04.3
 None known
golang-1.20
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.20.3-1ubuntu0.1~20.041.20.3-1ubuntu0.1~20.04.1
 None known
golang-1.21
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.21.1-1~ubuntu20.04.11.21.1-1~ubuntu20.04.21.21.1-1~ubuntu20.04.3
 None known
golang-1.22
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.22.2-2~20.04.11.22.2-2~20.04.21.22.2-2~20.04.3
 None known
golang-1.17
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.17-1ubuntu21.17.3-1ubuntu11.17.3-1ubuntu21.17.13-3ubuntu11.17.13-3ubuntu1.21.17.13-3ubuntu1.3
 None known
golang-1.18
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.18~beta1-0ubuntu11.18~beta2-1ubuntu11.18~beta2-1ubuntu21.18~rc1-1ubuntu11.18-1ubuntu1
Show 4 moreShow less
1.18.1-1ubuntu11.18.1-1ubuntu1.11.18.1-1ubuntu1.21.18.1-1ubuntu1.3
 None known
golang-1.20
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.20.3-1ubuntu0.1~22.041.20.3-1ubuntu0.1~22.04.1
 None known
golang-1.21
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.21.1-1~ubuntu22.04.11.21.1-1~ubuntu22.04.21.21.1-1~ubuntu22.04.31.21.1-1~ubuntu22.04.4
 None known
golang-1.22
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.22.2-2~22.041.22.2-2~22.04.11.22.2-2~22.04.21.22.2-2~22.04.31.22.2-2~22.04.4
 None known
golang-1.23
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.23.1-1~22.041.23.1-1~22.04.21.23.1-1~22.04.3
 None known
golang-1.24
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.24.4-1ubuntu1~22.04.11.24.4-1ubuntu1~22.04.21.24.13-2~22.04.11.24.13-2~22.04.2
 None known
golang-1.25
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.25.14-1~ubuntu0.22.04.1
 None known
golang-1.13
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
1.13.8-1ubuntu21.13.8-1ubuntu2.22.04.11.13.8-1ubuntu2.22.04.1+esm11.13.8-1ubuntu2.22.04.2
 None known
golang-1.21
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.21.1-11.21.3-11.21.4-11.21.5-11.21.6-1
Show 6 moreShow less
1.21.7-11.21.7-21.21.8-11.21.8-1build11.21.9-11.21.9-1ubuntu0.1
 None known
golang-1.22
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.22~rc1-21.22.0-11.22.0-21.22.1-11.22.1-1build1
Show 6 moreShow less
1.22.2-21.22.2-2ubuntu0.11.22.2-2ubuntu0.21.22.2-2ubuntu0.31.22.2-2ubuntu0.41.22.2-2ubuntu0.5
 None known
golang-1.23
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.23.1-1~24.041.23.1-1~24.04.1
 None known
golang-1.24
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.24.4-1ubuntu1~24.04.11.24.4-1ubuntu1~24.04.21.24.13-2~24.04.1
 None known
golang-1.25
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.25.14-1~ubuntu0.24.04.1
 None known
golang-1.23
Ubuntu:25.10
 All versions, plus listed versions
1.23.8-11.23.10-11.23.10-1ubuntu0.2
 None known
golang-1.24
Ubuntu:25.10
 All versions, plus listed versions
1.24.2-11.24.2-21.24.4-11.24.4-1ubuntu1
 None known
golang-1.25
Ubuntu:25.10
 All versions, plus listed versions
1.25.0-0ubuntu11.25.7-2~25.10.1
 None known
golang-1.23
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.23.10-1
 None known
golang-1.24
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.24.4-1ubuntu11.24.9-11.24.13-2
 None known
golang-1.25
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.25.0-0ubuntu11.25.7-21.25.14-1~ubuntu0.26.04.1
 None known
go1.25
openSUSE:Tumbleweed
From an advisory covering 11 CVEs
 before 1.25.10-1.1
1.25.10-1.1
go1.26
openSUSE:Tumbleweed
From an advisory covering 11 CVEs
 before 1.26.3-1.1
1.26.3-1.1
go1.26-openssl
openSUSE:Leap 16.0
From an advisory covering 24 CVEs
 before 1.26.4-160000.1.1
1.26.4-160000.1.1
go1.25-openssl
openSUSE:Leap 16.0
From an advisory covering 30 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
govulncheck-vulndb
openSUSE:Leap 16.0
From an advisory covering 1734 CVEs
 before 0.0.20260723T184607-160000.1.1
0.0.20260723T184607-160000.1.1

History

History
RecordedChangedSources
affected, facts
affected, aliases, referencesOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-39826 is a medium vulnerability (CVSS 6.1) in Go Standard Library Html/template, published May 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 31st percentile. Fixed in go 1.25.10-r0.

References

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This page doesn't list everything

Left out here: 1,786 references and the rest of 1 source description. The JSON record has them.

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