VULNERABILITY INTELLIGENCE
CVE-2026-21510
CVSS score8.8 HIGH
EPSS probability61.24%
CISA KEVKnown exploited vulnerability
Published2026-02-10
Last modified2026-06-17
Known Exploited Vulnerability
Microsoft Windows Shell Protection Mechanism Failure Vulnerability
Vendor / product: Microsoft / Windows
Description
Protection mechanism failure in Windows Shell allows an unauthorized attacker to bypass a security feature over a network.