MICROSOFT-CVE-2026-58285

HIGH8.3

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Published Jul 3, 2026

Modified 3 weeks ago

Details

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

References

ADVISORY

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58285

CVSS Analysis

CVSS v2.0

8.3

Upstream

CVE-2026-58285

Ecosystems

Timeline

PublishedJul 3, 2026

ModifiedJul 3, 2026