CVEvulnerability
CVE-2025-12380
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2025-10-28
- Last modified
- 2026-10-08
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416
Description
Starting with Firefox 142, it was possible for a compromised child process to trigger a use-after-free in the GPU or browser process using WebGPU-related IPC calls. This may have been usable to escape the child process sandbox. This vulnerability was fixed in Firefox 144.0.2.
Affected configurations
• mozilla firefox (>= 142.0 < 144.0.2)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1993113 Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-86/ Vendor Advisory