CVE-2022-26486

criticalknown exploitedcovered by 1 sourcefirst seen 2022-03-07

Actively exploited. CVE-2022-26486 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-07) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

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

CSIRTS triage

What: A use-after-free vulnerability can be exploited to perform arbitrary code execution.
Who is affected: Users of Mozilla Firefox are affected.
Urgency: Immediate remediation is necessary as the vulnerability is actively exploited and rated critical.
Action: Update to the latest version of Firefox to address the vulnerability.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 82% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalexploitedCVE-2022-26486: Mozilla Firefox Use-After-Free Vulnerabilitycisa-kev · 2022-03-07

External references

NVD record for CVE-2022-26486

CVE.org record

CISA KEV catalog

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