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

CVE-2026-124897

CVE-2026-124897

Description

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 160 and Firefox ESR 153.7.

Affected products

2

Mozilla Corporation/Firefoxllm-fuzzy
Range: up to 160, ESR up to 153.7
Mozilla Corporation/Firefox Esrllm-fuzzy
Range: up to 153.7

Patches

Vulnerability mechanics

References

3

News mentions

0

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