CVE-2025-11709 | A compromised web process was able to trigger out of bounds … | CVSS 9.8 CRITICAL

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.

Metadata

CVE ID: CVE-2025-11709
State: PUBLISHED
Assigner: mozilla
Reserved: 2025-10-13 19:49 UTC
Published: 2025-10-14 12:27 UTC
Last updated: 2026-04-13 14:29 UTC
Primary CWE: CWE-787
CWE-787 Out-of-bounds Write
Vendor / Product: Mozilla / Firefox
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (2)

Vendor	Product	Platform	Versions
Mozilla	Firefox	—	115.29 ≤ 115., 140.4 ≤ 140., 144 ≤ *
Mozilla	Thunderbird	—	140.4 ≤ 140., 144 ≤

Weakness (CWE)

CWE	Source	Description
CWE-787	adp	CWE-787 Out-of-bounds Write

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (6)