by Kastro
Paper/Archive/CVE-2025-13023

CVE-2025-13023

Mozilla Firefox — Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component

EPSS 0.4%CVSS 9.8
critical.is priorityof 100
36
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 32.1.321 × 206.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

Affected

ProductAffectedFixed inSource
Firefoxsee advisory145CNA
Thunderbirdsee advisory145CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refbugzilla.mozilla.org/show_bug.cgi?id=1992032refmozilla.org/security/advisories/mfsa2025-87refmozilla.org/security/advisories/mfsa2025-90