CVE-2022-26486CISA KEVEPSS p83.1%

CVE-2022-26486Mozilla Firefox Use-After-Free Vulnerability

Mozilla / Firefox

Description

Mozilla Firefox contains a use-after-free vulnerability in WebGPU IPC Framework which can be exploited to perform arbitrary code execution.

Scoring

CVSS 9.6 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS2.35% probability of exploitation · percentile 83.1% · 2026-10-05T12:00:23Z
Last modified2026-08-19

CISA KEV entry

Added to KEV: 2022-03-07

(incoming)1

TypeTargetConfidenceTier
KEVEntryMozilla Firefox Use-After-Free Vulnerabilitykev-cve-2022-264860%live

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Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.