Critical severity9.8NVD Advisory· Published Oct 28, 2025· Updated Apr 13, 2026
CVE-2025-12380
CVE-2025-12380
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.
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Affected products
3cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: >=142.0,<144.0.2
- (no CPE)range: <144.0.2, >=142
Patches
Vulnerability mechanics
References
2- bugzilla.mozilla.org/show_bug.cginvdPermissions RequiredVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-86/nvdVendor Advisory
News mentions
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