anonhaven

CVE-2026-109783

NONE
Updated Oct 13, 2026
Firefox
Parameter Value
Vendor Firefox
Public PoC No

Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox ESR 153.5.

References 2

https://bugzilla.mozilla.org/show_bug.cgi?id=2075533
security@mozilla.org
https://www.mozilla.org/security/advisories/mfsa2026-108/
security@mozilla.org
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