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CVE-2026-118340

Memory corruption in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to...

9.6 CriticalFix available

Integer overflow in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

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
High
Integrity
High
Availability
High

Exploit likelihood

0.27%Unchanged since Oct 28, 2026
90%50%10%1%

What each source reports

CVE List Score used 9.6

Integer overflow in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
CVE-2026-118340
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness
CWE-190
Updated
2026-11-03
EUVDEUVD-2026-111437 9.6

Integer overflow in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
EUVD-2026-111437
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-768j-4cjg-pmh4 9.6

Memory corruption in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to...

Memory corruption in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Record
GHSA-768j-4cjg-pmh4
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness
CWE-119, CWE-190
Updated
2026-11-04
NVD 9.6

Integer overflow in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
CVE-2026-118340
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness
CWE-190
Updated
2026-11-04
OSVDEBIAN-CVE-2026-118340 9.6

Integer overflow in Skia in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
DEBIAN-CVE-2026-118340
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Updated
2026-11-05
OSVRLSA-2026:95194 9.6

Important: webkit2gtk3 security update

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

Security Fix(es):

  • chromium-browser: skia: chromium-browser: skia: Use after free in Skia (CVE-2026-85049)

  • chromium-browser: skia: Skia: Cross-origin data disclosure via use-after-free vulnerability (CVE-2026-91747)

  • chromium-browser: skia: Skia in chromium-browser: Information disclosure via improper state validation (CVE-2026-91733)

  • chromium-browser: skia: Google Chrome: Cross-origin data disclosure due to uninitialized resource in Skia (CVE-2026-91740)

  • chromium-browser: skia: Google Chrome Skia: Cross-origin data disclosure via improper state validation (CVE-2026-93387)

  • chromium-browser: skia: chromium-browser: Uninitialized resource in Skia (CVE-2026-102325)

  • chromium-browser: skia: Integer overflow in Skia (CVE-2026-103629)

  • chromium-browser: skia: Uninitialized resource in Skia (CVE-2026-106379)

  • chromium-browser: skia: Out of bounds read in Skia (CVE-2026-106399)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-113106)

  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118348)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118351)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118340)

  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118354)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118319)

  • chromium-browser: skia: Use after free in Skia (CVE-2026-119271)

  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-119261)

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-2026:95194
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Updated
2026-11-05
OSVALSA-2026:95194 No score

Important: webkit2gtk3 security update

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

Security Fix(es):

  • chromium-browser: skia: chromium-browser: skia: Use after free in Skia (CVE-2026-85049)
  • chromium-browser: skia: Skia: Cross-origin data disclosure via use-after-free vulnerability (CVE-2026-91747)
  • chromium-browser: skia: Skia in chromium-browser: Information disclosure via improper state validation (CVE-2026-91733)
  • chromium-browser: skia: Google Chrome: Cross-origin data disclosure due to uninitialized resource in Skia (CVE-2026-91740)
  • chromium-browser: skia: Google Chrome Skia: Cross-origin data disclosure via improper state validation (CVE-2026-93387)
  • chromium-browser: skia: chromium-browser: Uninitialized resource in Skia (CVE-2026-102325)
  • chromium-browser: skia: Integer overflow in Skia (CVE-2026-103629)
  • chromium-browser: skia: Uninitialized resource in Skia (CVE-2026-106379)
  • chromium-browser: skia: Out of bounds read in Skia (CVE-2026-106399)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-113106)
  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118348)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118351)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118340)
  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118354)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118319)
  • chromium-browser: skia: Use after free in Skia (CVE-2026-119271)
  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-119261)

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-2026:95194
Updated
2026-11-05
OSVopenSUSE-SU-2026:12359-1 No score

chromedriver-156.0.8078.73-1.1 on GA media

These are all security issues fixed in the chromedriver-156.0.8078.73-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:12359-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:22202-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Changes in chromium:

  • Chromium 156.0.8078.73 (boo#1288218):
    • CVE-2026-118306: Memory corruption in FileSystem
    • CVE-2026-118331: Improper input validation in FileAPI
    • CVE-2026-118348: Improper input validation in Skia
    • CVE-2026-118344: Use after free in Layout
    • CVE-2026-118357: Use after free in FileSystem
    • CVE-2026-118318: Improper access control in V8
    • CVE-2026-118350: Use after free in Turbolev
    • CVE-2026-118339: Use after free in Animation
    • CVE-2026-118305: Memory corruption in Turbolev
    • CVE-2026-118317: Memory corruption in HTML
    • CVE-2026-118320: Memory corruption in V8
    • CVE-2026-118322: Memory corruption in ANGLE
    • CVE-2026-118329: Improper input validation in ANGLE
    • CVE-2026-118354: Improper input validation in Skia
    • CVE-2026-118340: Memory corruption in Skia
    • CVE-2026-118321: Improper input validation in Core
    • CVE-2026-118337: Improper access control in Forms
    • CVE-2026-118352: Memory corruption in Cache
    • CVE-2026-118355: Improper input validation in Command
    • CVE-2026-118307: Use after free in Paint
    • CVE-2026-118351: Memory corruption in Skia
    • CVE-2026-118328: Improper input validation in WebRTC
    • CVE-2026-118333: Missing authorization in Video
    • CVE-2026-118336: Improper input validation in Headless
    • CVE-2026-118358: Memory corruption in WebAudio
    • CVE-2026-118353: Use after free in Paint
    • CVE-2026-118349: Memory corruption in Payments
    • CVE-2026-118327: Memory corruption in Media
    • CVE-2026-118359: Memory corruption in V8
    • CVE-2026-118343: Improper input validation in ReadingList
    • CVE-2026-118311: Memory corruption in Media
    • CVE-2026-118334: Use after free in ImageCapture
    • CVE-2026-118332: Improper input validation in Compositing
    • CVE-2026-118313: Use after free in Video
    • CVE-2026-118345: Use after free in PDFium
    • CVE-2026-118304: Improper input validation in SVG
    • CVE-2026-118316: Improper input validation in V8
    • CVE-2026-118346: Use after free in Compositing
    • CVE-2026-118342: Out of bounds write in Editing
    • CVE-2026-118310: Improper input validation in Views
    • CVE-2026-118335: Improper input validation in Metrics
    • CVE-2026-118308: Use after free in SVG
    • CVE-2026-118314: Improper input validation in UI
    • CVE-2026-118347: Use after free in FileSystem
    • CVE-2026-118341: Use after free in Modularization
    • CVE-2026-118330: Use after free in Browser
    • CVE-2026-118315: Improper input validation in SVG
    • CVE-2026-118356: Use after free in WTF
    • CVE-2026-118309: Improper input validation in UI
    • CVE-2026-118319: Memory corruption in Skia
    • CVE-2026-118312: Memory corruption in Paint
    • CVE-2026-118338: Use after free in Animation
Record
openSUSE-SU-2026:22202-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
webkit2gtk3
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
webkit2gtk3-devel
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
webkit2gtk3-jsc
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
webkit2gtk3-jsc-devel
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
chromium
Debian:12
 before 156.0.8078.73-1~deb12u1, plus listed versions
113.0.5672.126-1114.0.5735.106-1114.0.5735.106-1~deb11u1114.0.5735.106-1~deb12u1114.0.5735.133-1
Show 45 moreShow less
114.0.5735.133-1~deb11u1114.0.5735.133-1~deb12u1114.0.5735.198-1114.0.5735.198-1~deb11u1114.0.5735.198-1~deb12u1114.0.5735.90-1114.0.5735.90-2114.0.5735.90-2~deb11u1114.0.5735.90-2~deb12u1115.0.5790.102-1115.0.5790.102-2115.0.5790.170-1115.0.5790.170-1~deb11u1115.0.5790.170-1~deb12u1115.0.5790.98-1115.0.5790.98-1~deb11u1115.0.5790.98-1~deb12u1115.0.5790.98-2116.0.5845.110-1116.0.5845.110-1~deb11u1116.0.5845.110-1~deb12u1116.0.5845.110-2116.0.5845.140-1116.0.5845.140-1~deb11u1116.0.5845.140-1~deb12u1116.0.5845.180-1116.0.5845.180-1~deb11u1116.0.5845.180-1~deb12u1116.0.5845.96-1116.0.5845.96-1~deb11u1116.0.5845.96-1~deb12u1116.0.5845.96-2117.0.5938.132-1117.0.5938.132-1~deb11u1117.0.5938.132-1~deb12u1117.0.5938.132-2117.0.5938.149-1117.0.5938.149-1~deb11u1117.0.5938.149-1~deb12u1117.0.5938.62-1117.0.5938.62-1~deb11u1117.0.5938.62-1~deb12u1117.0.5938.92-1118.0.5993.117-1118.0.5993.117-1~deb11u1
156.0.8078.73-1~deb12u1
chromium
Debian:13
 before 156.0.8078.73-1~deb13u1, plus listed versions
138.0.7204.183-1139.0.7258.127-1139.0.7258.127-1~deb12u1139.0.7258.127-1~deb13u1139.0.7258.127-2
Show 45 moreShow less
139.0.7258.138-1139.0.7258.138-1~deb12u1139.0.7258.138-1~deb13u1139.0.7258.154-1139.0.7258.154-1~deb12u1139.0.7258.154-1~deb13u1139.0.7258.66-1139.0.7258.66-1~deb12u1140.0.7339.127-1140.0.7339.127-1~deb12u1140.0.7339.127-1~deb13u1140.0.7339.185-1140.0.7339.185-1~deb12u1140.0.7339.185-1~deb13u1140.0.7339.207-1140.0.7339.207-1~deb12u1140.0.7339.207-1~deb13u1140.0.7339.80-1140.0.7339.80-1~deb12u1140.0.7339.80-1~deb13u1141.0.7390.107-1141.0.7390.107-1~deb12u1141.0.7390.107-1~deb13u1141.0.7390.122-1141.0.7390.122-1~deb12u1141.0.7390.122-1~deb13u1141.0.7390.54-1141.0.7390.54-1~deb12u1141.0.7390.54-1~deb13u1141.0.7390.65-1141.0.7390.65-1~deb12u1141.0.7390.65-1~deb13u1142.0.7444.134-1142.0.7444.134-1~deb12u1142.0.7444.134-1~deb13u1142.0.7444.162-1142.0.7444.162-1~deb12u1142.0.7444.162-1~deb13u1142.0.7444.175-1142.0.7444.175-1~deb12u1142.0.7444.175-1~deb13u1142.0.7444.59-1142.0.7444.59-1~deb12u1142.0.7444.59-1~deb13u1143.0.7499.109-1
156.0.8078.73-1~deb13u1
chromium
Debian:14
 before 156.0.8078.73-1, plus listed versions
138.0.7204.183-1139.0.7258.127-1139.0.7258.127-1~deb12u1139.0.7258.127-1~deb13u1139.0.7258.127-2
Show 45 moreShow less
139.0.7258.138-1139.0.7258.138-1~deb12u1139.0.7258.138-1~deb13u1139.0.7258.154-1139.0.7258.154-1~deb12u1139.0.7258.154-1~deb13u1139.0.7258.66-1139.0.7258.66-1~deb12u1140.0.7339.127-1140.0.7339.127-1~deb12u1140.0.7339.127-1~deb13u1140.0.7339.185-1140.0.7339.185-1~deb12u1140.0.7339.185-1~deb13u1140.0.7339.207-1140.0.7339.207-1~deb12u1140.0.7339.207-1~deb13u1140.0.7339.80-1140.0.7339.80-1~deb12u1140.0.7339.80-1~deb13u1141.0.7390.107-1141.0.7390.107-1~deb12u1141.0.7390.107-1~deb13u1141.0.7390.122-1141.0.7390.122-1~deb12u1141.0.7390.122-1~deb13u1141.0.7390.54-1141.0.7390.54-1~deb12u1141.0.7390.54-1~deb13u1141.0.7390.65-1141.0.7390.65-1~deb12u1141.0.7390.65-1~deb13u1142.0.7444.134-1142.0.7444.134-1~deb12u1142.0.7444.134-1~deb13u1142.0.7444.162-1142.0.7444.162-1~deb12u1142.0.7444.162-1~deb13u1142.0.7444.175-1142.0.7444.175-1~deb12u1142.0.7444.175-1~deb13u1142.0.7444.59-1142.0.7444.59-1~deb12u1142.0.7444.59-1~deb13u1143.0.7499.109-1
156.0.8078.73-1
libskia
Debian:14
 All versions, plus listed versions
146.20260311+dfsg-1146.20260311+dfsg-2146.20260311+dfsg-3146.20260311+dfsg-4146.20260414~git.ef5f213+dfsg-1
Show 9 moreShow less
146.20260414~git.ef5f213+dfsg-2146.20260414~git.ef5f213+dfsg-3146.20260414~git.ef5f213+dfsg-4146.20260414~git.ef5f213+dfsg-5146.20260602~git.3476902+dfsg-1146.20260602~git.3476902+dfsg-2146.20260602~git.3476902+dfsg-3146.20260602~git.3476902+dfsg-4146.20260602~git.3476902+dfsg-5
 None known
webkit2gtk3
Rocky Linux:9
From an advisory covering 17 CVEs
 before 0:2.54.2-0.el9_8.2
0:2.54.2-0.el9_8.2
chromium
openSUSE:Tumbleweed
From an advisory covering 52 CVEs
 before 156.0.8078.73-1.1
156.0.8078.73-1.1
chromium
openSUSE:Leap 16.0
From an advisory covering 52 CVEs
 before 156.0.8078.73-bp160.1.1
156.0.8078.73-bp160.1.1

History

History
RecordedChangedSources
affected
affectedOSV
affected, aliases, referencesOSV
affected, aliases, referencesOSV
affectedGitHub Advisories, NVD, OSV
cwes, description, factsCVE List, EUVD
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

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

In short

CVE-2026-118340 is a critical vulnerability (CVSS 9.6) in Google Chrome, published October 27, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 18th percentile. Fixed in chromium 156.0.8078.73-1~deb12u1.

References

Show 106 moreShow less
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Left out here: 703 versions. The JSON record has them.

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