UNKNOWN Microsoft

CVE-2026-11659

Chromium: CVE-2026-11658 Insufficient validation of untrusted input in Extensions

Microsoft Security Update 2026-Jun: Chromium: CVE-2026-11658 Insufficient validation of untrusted input in Extensions

Affected Products

Microsoft Edge (Chromium-based)

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-11659
https://nvd.nist.gov/vuln/detail/CVE-2026-11659

Published: 2026-06-09 · Source: Microsoft · Feed updated: 2026-08-04

This unknown severity vulnerability was published on 2026-06-09 via Microsoft. Affected: Microsoft Edge (Chromium-based).

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