CVE-2026-11217

unknowncovered by 1 sourcefirst seen 2026-06-09

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

What: There is insufficient policy enforcement in Fenced Frames.
Who is affected: Users of Microsoft Edge (Chromium-based) are affected.
Urgency: Remediation is necessary as it could lead to potential exploitation.
Action: Update to the latest version of Microsoft Edge.

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

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Exploitation outlook

Low exploitation risk0.15% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all EPSS-scored CVEs.

Advisory coverage (1)

unknownCVE-2026-11217: Chromium: CVE-2026-11217 Insufficient policy enforcement in Fenced Framesmsrc · 2026-06-09

External references

NVD record for CVE-2026-11217

CVE.org record

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