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CVE-2025-5265

Potential local code execution in “Copy as cURL” command

4.8 MediumFix available

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
Low

Exploit likelihood

0.21%Up 0.2 points since May 28, 2025
90%50%10%1%

What each source reports

CVE List Score used 4.8

Potential local code execution in “Copy as cURL” command

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

Record
CVE-2025-5265
CVSS 3.1
4.8 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Weakness
CWE-77
Updated
2026-11-02
EUVDEUVD-2025-16339 4.8

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

Record
EUVD-2025-16339
CVSS 3.1
4.8 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Updated
2026-11-02
GitHub AdvisoriesGHSA-fjj5-r59g-88g7 4.8

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an...

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This bug only affects Firefox for Windows. Other versions of Firefox are unaffected. This vulnerability affects Firefox < 139, Firefox ESR < 115.24, and Firefox ESR < 128.11.

Record
GHSA-fjj5-r59g-88g7
CVSS 3.1
4.8 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Weakness
CWE-77
Updated
2026-11-02
NVD 4.8

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

Record
CVE-2025-5265
CVSS 3.1
4.8 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Weakness
CWE-77
Updated
2026-11-02
OSVOESA-2025-1835 9.8

thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client.

Security Fix(es):

A permission leak could have occurred from a trusted site to an untrusted site via embed or object elements. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Firefox ESR < 115.17, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10458)

An attacker could have caused a use-after-free when accessibility was enabled, leading to a potentially exploitable crash. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Firefox ESR < 115.17, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10459)

The origin of an external protocol handler prompt could have been obscured using a data: URL within an iframe. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10460)

In multipart/x-mixed-replace responses, Content-Disposition: attachment in the response header was not respected and did not force a download, which could allow XSS attacks. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10461)

Truncation of a long URL could have allowed origin spoofing in a permission prompt. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10462)

Video frames could have been leaked between origins in some situations. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Firefox ESR < 115.17, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10463)

Repeated writes to history interface attributes could have been used to cause a Denial of Service condition in the browser. This was addressed by introducing rate-limiting to this API. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10464)

A clipboard "paste" button could persist across tabs which allowed a spoofing attack. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10465)

By sending a specially crafted push message, a remote server could have hung the parent process, causing the browser to become unresponsive. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10466)

Memory safety bugs present in Firefox 131, Firefox ESR 128.3, and Thunderbird 128.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.(CVE-2024-10467)

Using remote content in OpenPGP encrypted messages can lead to the disclosure of plaintext. This vulnerability affects Thunderbird < 128.4.3 and Thunderbird < 132.0.1.(CVE-2024-11159)

Certain WebGL operations on Apple silicon M series devices could have lead to an out-of-bounds write and memory corruption due to a flaw in Apple's GPU driver.
This bug only affected the application on Apple M series hardware. Other platforms were unaffected. This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Firefox ESR < 115.18, Thunderbird < 133, Thunderbird < 128.5, and Thunderbird < 115.18.(CVE-2024-11691)

An attacker could cause a select dropdown to be shown over another tab; this could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.(CVE-2024-11692)

The executable file warning was not presented when downloading .library-ms files.
Note: This issue only affected Windows operating systems. Other operating systems are unaffected. This vulnerability affects…

Record
OESA-2025-1835
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2025-5265 4.8

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

Record
UBUNTU-CVE-2025-5265
CVSS 3.1
4.8 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Updated
2026-11-02
Show 11 moreShow less
OSVopenSUSE-SU-2025:15170-1 No score

firefox-esr-128.11.0-1.1 on GA media

These are all security issues fixed in the firefox-esr-128.11.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:15170-1
Updated
2026-11-02
OSVopenSUSE-SU-2025:15174-1 No score

MozillaThunderbird-128.11.0-1.1 on GA media

These are all security issues fixed in the MozillaThunderbird-128.11.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:15174-1
Updated
2026-11-02
OSVopenSUSE-SU-2025:15196-1 No score

MozillaFirefox-139.0.1-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-139.0.1-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:15196-1
Updated
2026-11-02
OSVopenSUSE-SU-2025:15315-1 No score

libmozjs-128-0-128.12.0-1.1 on GA media

These are all security issues fixed in the libmozjs-128-0-128.12.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:15315-1
Updated
2026-11-02
OSVopenSUSE-SU-2025-20135-1 No score

Security update for mozjs128

This update for mozjs128 fixes the following issues:

  • Update to version 128.14.0 (bsc#1248162):

    • CVE-2025-9179: Sandbox escape due to invalid pointer in the Audio/Video: GMP component
    • CVE-2025-9180: Same-origin policy bypass in the Graphics: Canvas2D component
    • CVE-2025-9181: Uninitialized memory in the JavaScript Engine component
    • CVE-2025-9185: Memory safety bugs fixed in Firefox ESR 115.27, Firefox ESR 128.14, Thunderbird ESR 128.14, Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142

  • Update to version 128.13.0:

    • CVE-2025-8027: JavaScript engine only wrote partial return value to stack
    • CVE-2025-8028: Large branch table could lead to truncated instruction
    • CVE-2025-8029: javascript: URLs executed on object and embed tags
    • CVE-2025-8030: Potential user-assisted code execution in “Copy as cURL” command
    • CVE-2025-8031: Incorrect URL stripping in CSP reports
    • CVE-2025-8032: XSLT documents could bypass CSP
    • CVE-2025-8033: Incorrect JavaScript state machine for generators
    • CVE-2025-8034: Memory safety bugs fixed in Firefox ESR 115.26, Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141
    • CVE-2025-8035: Memory safety bugs fixed in Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141

  • Update to version 128.12.0:

    • CVE-2025-6424: Use-after-free in FontFaceSet
    • CVE-2025-6425: The WebCompat WebExtension shipped with Firefox exposed a persistent UUID
    • CVE-2025-6426: No warning when opening executable terminal files on macOS
    • CVE-2025-6429: Incorrect parsing of URLs could have allowed embedding of youtube.com
    • CVE-2025-6430: Content-Disposition header ignored when a file is included in an embed or object tag

  • Update to version 128.11.0:

    • CVE-2025-5283: Double-free in libvpx encoder
    • CVE-2025-5263: Error handling for script execution was incorrectly isolated from web content
    • CVE-2025-5264: Potential local code execution in “Copy as cURL” command
    • CVE-2025-5265: Potential local code execution in “Copy as cURL” command
    • CVE-2025-5266: Script element events leaked cross-origin resource status
    • CVE-2025-5267: Clickjacking vulnerability could have led to leaking saved payment card details
    • CVE-2025-5268: Memory safety bugs fixed in Firefox 139, Thunderbird 139, Firefox ESR 128.11, and Thunderbird 128.11
    • CVE-2025-5269: Memory safety bug fixed in Firefox ESR 128.11 and Thunderbird 128.11
Record
openSUSE-SU-2025-20135-1
Updated
2026-11-02
OSVopenSUSE-SU-2025:20135-1 No score

Security update for mozjs128

This update for mozjs128 fixes the following issues:

  • Update to version 128.14.0 (bsc#1248162):

    • CVE-2025-9179: Sandbox escape due to invalid pointer in the Audio/Video: GMP component
    • CVE-2025-9180: Same-origin policy bypass in the Graphics: Canvas2D component
    • CVE-2025-9181: Uninitialized memory in the JavaScript Engine component
    • CVE-2025-9185: Memory safety bugs fixed in Firefox ESR 115.27, Firefox ESR 128.14, Thunderbird ESR 128.14, Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142

  • Update to version 128.13.0:

    • CVE-2025-8027: JavaScript engine only wrote partial return value to stack
    • CVE-2025-8028: Large branch table could lead to truncated instruction
    • CVE-2025-8029: javascript: URLs executed on object and embed tags
    • CVE-2025-8030: Potential user-assisted code execution in “Copy as cURL” command
    • CVE-2025-8031: Incorrect URL stripping in CSP reports
    • CVE-2025-8032: XSLT documents could bypass CSP
    • CVE-2025-8033: Incorrect JavaScript state machine for generators
    • CVE-2025-8034: Memory safety bugs fixed in Firefox ESR 115.26, Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141
    • CVE-2025-8035: Memory safety bugs fixed in Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141

  • Update to version 128.12.0:

    • CVE-2025-6424: Use-after-free in FontFaceSet
    • CVE-2025-6425: The WebCompat WebExtension shipped with Firefox exposed a persistent UUID
    • CVE-2025-6426: No warning when opening executable terminal files on macOS
    • CVE-2025-6429: Incorrect parsing of URLs could have allowed embedding of youtube.com
    • CVE-2025-6430: Content-Disposition header ignored when a file is included in an embed or object tag

  • Update to version 128.11.0:

    • CVE-2025-5283: Double-free in libvpx encoder
    • CVE-2025-5263: Error handling for script execution was incorrectly isolated from web content
    • CVE-2025-5264: Potential local code execution in “Copy as cURL” command
    • CVE-2025-5265: Potential local code execution in “Copy as cURL” command
    • CVE-2025-5266: Script element events leaked cross-origin resource status
    • CVE-2025-5267: Clickjacking vulnerability could have led to leaking saved payment card details
    • CVE-2025-5268: Memory safety bugs fixed in Firefox 139, Thunderbird 139, Firefox ESR 128.11, and Thunderbird 128.11
    • CVE-2025-5269: Memory safety bug fixed in Firefox ESR 128.11 and Thunderbird 128.11
Record
openSUSE-SU-2025:20135-1
Updated
2026-11-02
OSVSUSE-SU-2025:01769-1 No score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Update to Mozilla Firefox ESR 128.11 (MFSA 2025-44, bsc#1243353):

  • MFSA-TMP-2025-0001: Double-free in libvpx encoder (bmo#1962421)
  • CVE-2025-5263: Error handling for script execution was incorrectly isolated from web content (bmo#1960745)
  • CVE-2025-5264: Potential local code execution in 'Copy as cURL' command (bmo#1950001)
  • CVE-2025-5265: Potential local code execution in 'Copy as cURL' command (bmo#1962301)
  • CVE-2025-5266: Script element events leaked cross-origin resource status (bmo#1965628)
  • CVE-2025-5267: Clickjacking vulnerability could have led to leaking saved payment card details (bmo#1954137)
  • CVE-2025-5268: Memory safety bugs fixed in Firefox 139, Thunderbird 139, Firefox ESR 128.11, and Thunderbird 128.11 (bmo#1950136, bmo#1958121, bmo#1960499, bmo#1962634)
  • CVE-2025-5269: Memory safety bug fixed in Firefox ESR 128.11 and Thunderbird 128.11 (bmo#1924108)
Record
SUSE-SU-2025:01769-1
Updated
2026-11-02
OSVSUSE-SU-2025:01814-1 No score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Update to Mozilla Firefox ESR 128.11 (MFSA 2025-44, bsc#1243353):

  • MFSA-TMP-2025-0001: Double-free in libvpx encoder (bmo#1962421)
  • CVE-2025-5263: Error handling for script execution was incorrectly isolated from web content (bmo#1960745)
  • CVE-2025-5264: Potential local code execution in 'Copy as cURL' command (bmo#1950001)
  • CVE-2025-5265: Potential local code execution in 'Copy as cURL' command (bmo#1962301)
  • CVE-2025-5266: Script element events leaked cross-origin resource status (bmo#1965628)
  • CVE-2025-5267: Clickjacking vulnerability could have led to leaking saved payment card details (bmo#1954137)
  • CVE-2025-5268: Memory safety bugs fixed in Firefox 139, Thunderbird 139, Firefox ESR 128.11, and Thunderbird 128.11 (bmo#1950136, bmo#1958121, bmo#1960499, bmo#1962634)
  • CVE-2025-5269: Memory safety bug fixed in Firefox ESR 128.11 and Thunderbird 128.11 (bmo#1924108)
Record
SUSE-SU-2025:01814-1
Updated
2026-11-02
OSVSUSE-SU-2025:01946-1 No score

Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues:

Update to Mozilla Thunderbird 128.11 (MFSA 2025-46, bsc#1243353):

  • CVE-2025-5262: Double-free in libvpx encoder (bmo#1962421)
  • CVE-2025-5263: Error handling for script execution was incorrectly isolated from web content (bmo#1960745)
  • CVE-2025-5264: Potential local code execution in 'Copy as cURL' command (bmo#1950001)
  • CVE-2025-5265: Potential local code execution in 'Copy as cURL' command (bmo#1962301)
  • CVE-2025-5266: Script element events leaked cross-origin resource status (bmo#1965628)
  • CVE-2025-5267: Clickjacking vulnerability could have led to leaking saved payment card details (bmo#1954137)
  • CVE-2025-5268: Memory safety bugs fixed in Firefox 139, Thunderbird 139, Firefox ESR 128.11, and Thunderbird 128.11 (bmo#1950136, bmo#1958121, bmo#1960499, bmo#1962634)
  • CVE-2025-5269: Memory safety bug fixed in Firefox ESR 128.11 and Thunderbird 128.11 (bmo#1924108)
Record
SUSE-SU-2025:01946-1
Updated
2026-11-02
OSVSUSE-SU-2025:21170-1 No score

Security update for mozjs128

This update for mozjs128 fixes the following issues:

  • Update to version 128.14.0 (bsc#1248162):

    • CVE-2025-9179: Sandbox escape due to invalid pointer in the Audio/Video: GMP component
    • CVE-2025-9180: Same-origin policy bypass in the Graphics: Canvas2D component
    • CVE-2025-9181: Uninitialized memory in the JavaScript Engine component
    • CVE-2025-9185: Memory safety bugs fixed in Firefox ESR 115.27, Firefox ESR 128.14, Thunderbird ESR 128.14, Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142

  • Update to version 128.13.0:

    • CVE-2025-8027: JavaScript engine only wrote partial return value to stack
    • CVE-2025-8028: Large branch table could lead to truncated instruction
    • CVE-2025-8029: javascript: URLs executed on object and embed tags
    • CVE-2025-8030: Potential user-assisted code execution in “Copy as cURL” command
    • CVE-2025-8031: Incorrect URL stripping in CSP reports
    • CVE-2025-8032: XSLT documents could bypass CSP
    • CVE-2025-8033: Incorrect JavaScript state machine for generators
    • CVE-2025-8034: Memory safety bugs fixed in Firefox ESR 115.26, Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141
    • CVE-2025-8035: Memory safety bugs fixed in Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141

  • Update to version 128.12.0:

    • CVE-2025-6424: Use-after-free in FontFaceSet
    • CVE-2025-6425: The WebCompat WebExtension shipped with Firefox exposed a persistent UUID
    • CVE-2025-6426: No warning when opening executable terminal files on macOS
    • CVE-2025-6429: Incorrect parsing of URLs could have allowed embedding of youtube.com
    • CVE-2025-6430: Content-Disposition header ignored when a file is included in an embed or object tag

  • Update to version 128.11.0:

    • CVE-2025-5283: Double-free in libvpx encoder
    • CVE-2025-5263: Error handling for script execution was incorrectly isolated from web content
    • CVE-2025-5264: Potential local code execution in “Copy as cURL” command
    • CVE-2025-5265: Potential local code execution in “Copy as cURL” command
    • CVE-2025-5266: Script element events leaked cross-origin resource status
    • CVE-2025-5267: Clickjacking vulnerability could have led to leaking saved payment card details
    • CVE-2025-5268: Memory safety bugs fixed in Firefox 139, Thunderbird 139, Firefox ESR 128.11, and Thunderbird 128.11
    • CVE-2025-5269: Memory safety bug fixed in Firefox ESR 128.11 and Thunderbird 128.11
Record
SUSE-SU-2025:21170-1
Updated
2026-11-02
OSVUSN-7663-1 No score

thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass security restrictions, cross-site tracing, or execute arbitrary code.

Record
USN-7663-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
thunderbird
openEuler:24.03-LTS-SP2
From an advisory covering 86 CVEs
 before 128.11.1-1.oe2403sp2
128.11.1-1.oe2403sp2
MozillaFirefox
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 7 CVEs
 before 128.11.0-112.262.1
128.11.0-112.262.1
MozillaFirefox
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 7 CVEs
 before 128.11.0-112.262.1
128.11.0-112.262.1
MozillaFirefox
SUSE:Linux Enterprise Module for Desktop Applications 15 SP6
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP3-LTSS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
Show 31 moreShow less
Affected packages
PackageAffectedFixed
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP3-LTSS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP3
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
SUSE:Enterprise Storage 7.1
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaFirefox
openSUSE:Leap 15.6
From an advisory covering 7 CVEs
 before 128.11.0-150200.152.185.1
128.11.0-150200.152.185.1
MozillaThunderbird
SUSE:Linux Enterprise Module for Package Hub 15 SP6
From an advisory covering 8 CVEs
 before 128.11.0-150200.8.221.1
128.11.0-150200.8.221.1
MozillaThunderbird
SUSE:Linux Enterprise Module for Package Hub 15 SP7
From an advisory covering 8 CVEs
 before 128.11.0-150200.8.221.1
128.11.0-150200.8.221.1
MozillaThunderbird
SUSE:Linux Enterprise Workstation Extension 15 SP6
From an advisory covering 8 CVEs
 before 128.11.0-150200.8.221.1
128.11.0-150200.8.221.1
MozillaThunderbird
SUSE:Linux Enterprise Workstation Extension 15 SP7
From an advisory covering 8 CVEs
 before 128.11.0-150200.8.221.1
128.11.0-150200.8.221.1
MozillaThunderbird
openSUSE:Leap 15.6
From an advisory covering 8 CVEs
 before 128.11.0-150200.8.221.1
128.11.0-150200.8.221.1
mozjs128
SUSE:Linux Enterprise Server 16.0
From an advisory covering 26 CVEs
 before 128.14.0-160000.1.1
128.14.0-160000.1.1
mozjs128
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 26 CVEs
 before 128.14.0-160000.1.1
128.14.0-160000.1.1
mozjs52
Ubuntu:18.04:LTS
 All versions, plus listed versions
52.3.1-0ubuntu352.3.1-7fakesync152.8.1-0ubuntu0.18.04.152.9.1-0ubuntu0.18.04.1
 None known
mozjs38
Ubuntu:18.04:LTS
 All versions, plus listed versions
38.8.0~repack1-0ubuntu138.8.0~repack1-0ubuntu338.8.0~repack1-0ubuntu4
 None known
mozjs68
Ubuntu:20.04:LTS
 All versions, plus listed versions
68.5.0-1~fakesync68.5.0-2~fakesync68.6.0-168.6.0-1ubuntu1
 None known
mozjs52
Ubuntu:20.04:LTS
 All versions, plus listed versions
52.9.1-1build152.9.1-1ubuntu3
 None known
mozjs102
Ubuntu:22.04:LTS
 All versions, plus listed versions
102.11.0-0ubuntu0.22.04.1102.12.0-0ubuntu0.22.04.1102.13.0-0ubuntu0.22.04.1102.15.1-0ubuntu0.22.04.1
 None known
mozjs78
Ubuntu:22.04:LTS
 All versions, plus listed versions
78.13.0-178.15.0-278.15.0-4ubuntu1
 None known
mozjs91
Ubuntu:22.04:LTS
 All versions, plus listed versions
91.5.1-0ubuntu191.6.0-191.6.0-291.7.0-291.10.0-0ubuntu1
 None known
thunderbird
Ubuntu:22.04:LTS
 before 1:128.12.0+build1-0ubuntu0.22.04.1, plus listed versions
1:91.1.2+build1-0ubuntu11:91.3.0+build2-0ubuntu11:91.3.1+build1-0ubuntu11:91.3.2+build1-0ubuntu11:91.4.0+build1.1-0ubuntu1
Show 32 moreShow less
1:91.4.0+build2-0ubuntu11:91.5.0+build1-0ubuntu11:91.5.1+build1-0ubuntu11:91.6.1+build1-0ubuntu11:91.7.0+build1-0ubuntu11:91.7.0+build2-0ubuntu11:91.8.0+build2-0ubuntu11:91.9.1+build1-0ubuntu0.22.04.11:91.11.0+build2-0ubuntu0.22.04.11:102.2.2+build1-0ubuntu0.22.04.11:102.4.2+build2-0ubuntu0.22.04.11:102.7.1+build2-0ubuntu0.22.04.11:102.8.0+build2-0ubuntu0.22.04.11:102.9.0+build1-0ubuntu0.22.04.11:102.10.0+build2-0ubuntu0.22.04.11:102.11.0+build1-0ubuntu0.22.04.11:102.13.0+build1-0ubuntu0.22.04.11:102.15.0+build1-0ubuntu0.22.04.11:102.15.1+build1-0ubuntu0.22.04.11:115.3.1+build1-0ubuntu0.22.04.21:115.4.1+build1-0ubuntu0.22.04.11:115.5.0+build1-0ubuntu0.22.04.11:115.6.0+build2-0ubuntu0.22.04.11:115.8.1+build1-0ubuntu0.22.04.11:115.9.0+build1-0ubuntu0.22.04.11:115.10.1+build1-0ubuntu0.22.04.11:115.11.0+build2-0ubuntu0.22.04.11:115.12.0+build3-0ubuntu0.22.04.11:115.13.0+build5-0ubuntu0.22.04.11:115.15.0+build1-0ubuntu0.22.04.11:115.16.0+build2-0ubuntu0.22.04.11:115.18.0+build1-0ubuntu0.22.04.1
1:128.12.0+build1-0ubuntu0.22.04.1
mozjs102
Ubuntu:24.04:LTS
 All versions, plus listed versions
102.15.1-1102.15.1-3ubuntu2
 None known
mozjs115
Ubuntu:24.04:LTS
 All versions, plus listed versions
115.3.0-0ubuntu1115.4.0-2115.5.0-1115.6.0-1115.7.0-4
Show 4 moreShow less
115.8.0-1115.9.0-1115.9.0-1build1115.10.0-1
 None known
thunderbird
Ubuntu:22.04:LTS
From an advisory covering 52 CVEs
 before 1:128.12.0+build1-0ubuntu0.22.04.1, plus listed versions
1:91.1.2+build1-0ubuntu11:91.3.0+build2-0ubuntu11:91.3.1+build1-0ubuntu11:91.3.2+build1-0ubuntu11:91.4.0+build1.1-0ubuntu1
Show 32 moreShow less
1:91.4.0+build2-0ubuntu11:91.5.0+build1-0ubuntu11:91.5.1+build1-0ubuntu11:91.6.1+build1-0ubuntu11:91.7.0+build1-0ubuntu11:91.7.0+build2-0ubuntu11:91.8.0+build2-0ubuntu11:91.9.1+build1-0ubuntu0.22.04.11:91.11.0+build2-0ubuntu0.22.04.11:102.2.2+build1-0ubuntu0.22.04.11:102.4.2+build2-0ubuntu0.22.04.11:102.7.1+build2-0ubuntu0.22.04.11:102.8.0+build2-0ubuntu0.22.04.11:102.9.0+build1-0ubuntu0.22.04.11:102.10.0+build2-0ubuntu0.22.04.11:102.11.0+build1-0ubuntu0.22.04.11:102.13.0+build1-0ubuntu0.22.04.11:102.15.0+build1-0ubuntu0.22.04.11:102.15.1+build1-0ubuntu0.22.04.11:115.3.1+build1-0ubuntu0.22.04.21:115.4.1+build1-0ubuntu0.22.04.11:115.5.0+build1-0ubuntu0.22.04.11:115.6.0+build2-0ubuntu0.22.04.11:115.8.1+build1-0ubuntu0.22.04.11:115.9.0+build1-0ubuntu0.22.04.11:115.10.1+build1-0ubuntu0.22.04.11:115.11.0+build2-0ubuntu0.22.04.11:115.12.0+build3-0ubuntu0.22.04.11:115.13.0+build5-0ubuntu0.22.04.11:115.15.0+build1-0ubuntu0.22.04.11:115.16.0+build2-0ubuntu0.22.04.11:115.18.0+build1-0ubuntu0.22.04.1
1:128.12.0+build1-0ubuntu0.22.04.1
firefox-esr
openSUSE:Tumbleweed
From an advisory covering 8 CVEs
 before 128.11.0-1.1
128.11.0-1.1
MozillaThunderbird
openSUSE:Tumbleweed
From an advisory covering 8 CVEs
 before 128.11.0-1.1
128.11.0-1.1
MozillaFirefox
openSUSE:Tumbleweed
From an advisory covering 9 CVEs
 before 139.0.1-1.1
139.0.1-1.1
mozjs128
openSUSE:Tumbleweed
From an advisory covering 13 CVEs
 before 128.12.0-1.1
128.12.0-1.1
mozjs128
openSUSE:Leap 16.0
From an advisory covering 26 CVEs
 before 128.14.0-160000.1.1
128.14.0-160000.1.1

History

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

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

In short

CVE-2025-5265 is a medium vulnerability (CVSS 4.8) in Mozilla Firefox, published May 27, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 11th percentile. Fixed in thunderbird 1:128.12.0+build1-0ubuntu0.22.04.1.

References

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This page doesn't list everything

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

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