CVE-2026-12324

7.3 HIGH

Incorrect boundary conditions in the Graphics: CanvasWebGL component

Published: 2026-06-16 · Last updated: 2026-06-16

Severity and scoring

CVSS: 7.3 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CWE: CWE-703

Description

Incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-12324
[Other]https://bugzilla.mozilla.org/show_bug.cgi?id=2038444
[Other]https://www.mozilla.org/security/advisories/mfsa2026-57/
[Other]https://www.mozilla.org/security/advisories/mfsa2026-58/
[Other]https://www.mozilla.org/security/advisories/mfsa2026-60/
[Other]https://www.mozilla.org/security/advisories/mfsa2026-61/

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Same CWE

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