MEDIUM 5.4 Microsoft

CVE-2026-66323

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Microsoft Security Update 2026-Aug: Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Affected Products

Microsoft Edge for Linux
Microsoft Edge for Android
Microsoft Edge for iOS
Microsoft Edge for MAC
Microsoft Edge for Windows

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66323
https://nvd.nist.gov/vuln/detail/CVE-2026-66323

Published: 2026-08-11 · Source: Microsoft · Feed updated: 2026-10-13

This medium severity vulnerability with a CVSS score of 5.4 was published on 2026-08-11 via Microsoft. Affected: Microsoft Edge for Linux, Microsoft Edge for Android, Microsoft Edge for iOS and 2 more.

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