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OpenAdvisories
High · 8.8 CVE-2026-108463 EUVD-2026-100457GHSA-jgff-h7c7-5mrc

Windows SmartScreen Security Feature Bypass Vulnerability

Published Oct 13, 2026 · Updated Nov 10, 2026 · Assigned by microsoft

Description

Improper resolution of path equivalence in Windows SmartScreen allows an unauthorized attacker to bypass a security feature over a network.

Affected products

VendorProductAffectedFixed
Microsoft Windows 11 Version 24H2 10.0.26100.0 – < 10.0.26100.9711 10.0.26100.9711
Microsoft Windows 11 Version 25H2 10.0.26200.0 – < 10.0.26200.9711 10.0.26200.9711
Microsoft Windows 11 version 26H1 10.0.28000.0 – < 10.0.28000.3231 10.0.28000.3231
Microsoft Windows 11 Version 26H2 10.0.26300.0 – < 10.0.26300.9711 10.0.26300.9711

Advisories 2

References