CVE-2022-26485CISA KEVEPSS p96.5%

CVE-2022-26485Mozilla Firefox Use-After-Free Vulnerability

Mozilla / Firefox

Description

Mozilla Firefox contains a use-after-free vulnerability in XSLT parameter processing which can be exploited to perform arbitrary code execution.

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS14.26% probability of exploitation · percentile 96.5% · 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-2022-264850%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-1009
CVE
CVE-2026-2770
CVE
Mozilla Firefox And Thunderbird Use-After-Free Vulnerability
CVE
CVE-2026-2798
CVE
CVE-2026-2799
CVE
CVE-2026-2765
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.