Unrated severityNVD Advisory· Published Oct 13, 2026

CVE-2026-109712

Description

Sandbox escape due to uninitialized memory in the Graphics component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, and Firefox ESR 153.5.

Affected products

Mozilla Corporation/Firefox Esrllm-fuzzy
Range: before 115.43, before 153.5
Mozilla Corporation/Firefoxllm-fuzzy
Range: before 158

Patches

Vulnerability mechanics

References

bugzilla.mozilla.org/show_bug.cginvd
www.mozilla.org/security/advisories/mfsa2026-106/nvd
www.mozilla.org/security/advisories/mfsa2026-107/nvd
www.mozilla.org/security/advisories/mfsa2026-108/nvd

News mentions

No linked articles in our index yet.

cvss	0.000
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000