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Critical severity9.6NVD Advisory· Published Sep 29, 2026· Updated Sep 29, 2026

CVE-2026-100804

CVE-2026-100804

Description

Sandbox escape due to use-after-free in the Preferences: Backend component. This vulnerability was fixed in Firefox 157.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

1

Mozilla Corporation/Firefoxllm-fuzzy
Range: <157

Patches

Vulnerability mechanics

References

2

News mentions

0

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