High severity8.8NVD Advisory· Published Nov 10, 2026· Updated Nov 10, 2026

CVE-2026-124875

Description

Incorrect boundary conditions in the DOM: CSS Object Model component. This vulnerability was fixed in Firefox 160, Firefox ESR 115.45, and Firefox ESR 153.7.

Affected products

Mozilla Corporation/Firefoxllm-fuzzy
Range: up to 160
Mozilla Corporation/Firefox Esrllm-fuzzy
Range: up to 115.45 and 153.7

Patches

Vulnerability mechanics

References

bugzilla.mozilla.org/show_bug.cginvd
www.mozilla.org/security/advisories/mfsa2026-125/nvd
www.mozilla.org/security/advisories/mfsa2026-126/nvd
www.mozilla.org/security/advisories/mfsa2026-127/nvd

News mentions

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