Known Exploited Vulnerability: CVE-2022-26486

Mozilla Firefox Use-After-Free Vulnerability

Catalog version: 2026.07.23 Date added: 2022-03-07 Due date: 2022-03-21 CISA catalog

Vendor: Mozilla

Product: Firefox

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: Unknown

Notes: https://nvd.nist.gov/vuln/detail/CVE-2022-26486

CWEs

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