CVE-2021-36948
Microsoft Windows Update Medic Service Privilege Escalation Vulnerability
CVSS
7.8
High
EPSS
23.3%
p98
KEV
YES
Nov 3, 2021
Exploit Today
79
0-100
Published: Aug 12, 2021 · Last modified: Aug 10, 2026
23.3%EPSS · 30 days23.3%
2026-09-162026-10-14
Product
Microsoft / Windows
Vulnerability
Microsoft Windows Update Medic Service Privilege Escalation Vulnerability
Added to KEV
Nov 3, 2021
Remediate by
Nov 17, 2021
Known ransomware use
No
Summary description
Microsoft Windows Update Medic Service contains an unspecified vulnerability that allows for privilege escalation.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-36948
Windows Update Medic Service Elevation of Privilege Vulnerability
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