CVE-2026-109783EPSS p4.4%

CVE-2026-109783CVE-2026-109783

Description

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

Scoring

EPSS0.16% probability of exploitation · percentile 4.4% · 2026-10-16T12:02:51Z
Last modified2026-10-13
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.