CVE-2026-21533
Microsoft Windows Improper Privilege Management Vulnerability
7.8
CVSS 3.1
4.1 %
EPSS (current)
2026-02-10
KEV addition
No
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: Microsoft / Windows
Published: 2026-02-10 · Due (CISA): 2026-03-03
CWE: CWE-269 · EU list: no
Exploit references (metadata only)
No public exploit references recorded.