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CVE-2026-12013: Chromium: CVE-2026-12013 Use after free Media

unknownCVE-2026-12013
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

CSIRTS triage

vendor: Googleproduct: ChromiumOther
What
This vulnerability is a use after free in Media.
Who is affected
Microsoft Edge (Chromium-based) users are affected as it ingests Chromium.
Urgency
Remediation is necessary as it could lead to potential exploitation, although it is currently not exploited.
Action
Update to the latest version of Chromium or Microsoft Edge.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
unknown
Published
2026-06-09
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-12013

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-12013coverage & exploitation statusNVD · CVE.org

Recent advisories for Chromium

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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