CVE-2025-13026 — Improper Check or Handling of Exceptional Conditions in Mozilla Firefox

CWE-703 — Improper Check or Handling of Exceptional ConditionsCWE-787 — Out-of-bounds Write8 documents7 sources
Severity
9.8CRITICALNVD
EPSS
0.1%
top 84.00%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Mozilla Firefox
Timeline
PublishedNov 11

Description

Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages1 packages

▶NVDmozilla/firefox< 145.0

🔴Vulnerability Details

3
OSV
CVE-2025-13026: Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component↗2025-11-11
▶
CVEList
Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component↗2025-11-11
▶
GHSA
GHSA-63qq-765j-587x: Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component↗2025-11-11
▶

📋Vendor Advisories

4
Red Hat
firefox: Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component↗2025-11-11
▶
Debian
CVE-2025-13026: firefox - Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU comp...↗2025
▶
Mozilla
Mozilla Foundation Security Advisory 2025-87: CVE-2025-13026↗
▶
Mozilla
Mozilla Foundation Security Advisory 2025-90: CVE-2025-13026↗
▶
CVE-2025-13026 — Mozilla Firefox vulnerability | cvebase