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CVE-2025-11709

CRITICAL

9.8

Description

A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published10/14/2025

Last Modified4/13/2026

Sourcenvd

Honeypot Sightings0

Affected Products

mozilla:firefoxmozilla:thunderbird

Weaknesses (CWE)

CWE-787

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1989127(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-81/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-82/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-83/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-84/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-85/(security@mozilla.org)

https://lists.debian.org/debian-lts-announce/2025/10/msg00015.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/10/msg00031.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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