CVE-2026-21533

Microsoft Windows Improper Privilege Management Vulnerability
4.3%
EPSS
91%
Percentile
Yes
Known exploited
0
APAC news · 90d
Summary

Microsoft Windows Remote Desktop Services contains an improper privilege management vulnerability that could allow an authorized attacker to elevate privileges locally.

Vendor
Microsoft
Product
Windows
Added to KEV
Feb 10, 2026
Remediation due
Mar 3, 2026 (US federal deadline)
Ransomware use
Not known
Weakness
CWE-269
EPSS
4.3% as of Nov 12
In the news
  • No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
  • none recorded