CVE-2025-13012

Race condition in the Graphics component

CVSS 7.5 HIGHEPSS 0.2%CWE-362

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Nov 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Race condition in the Graphics component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Firefox ESR 115.30, Thunderbird 145, and Thunderbird 140.5.

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

Affected products

Mozilla · Firefox Mozilla · Thunderbird

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1991458 https://www.mozilla.org/security/advisories/mfsa2025-87/https://www.mozilla.org/security/advisories/mfsa2025-88/https://www.mozilla.org/security/advisories/mfsa2025-89/https://www.mozilla.org/security/advisories/mfsa2025-90/https://www.mozilla.org/security/advisories/mfsa2025-91/