CVE-2026-20965
Windows Admin Center Elevation of Privilege Vulnerability
Improper verification of cryptographic signature in Windows Admin Center allows an authorized attacker to elevate privileges locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Admin Center Elevation of Privilege Vulnerability
Improper verification of cryptographic signature in Windows Admin Center allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-20965- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-347
- Updated
- 2026-11-02
EUVDEUVD-2026-2105
Improper verification of cryptographic signature in Windows Admin Center allows an authorized attacker to elevate privileges locally.
- Record
EUVD-2026-2105- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-r498-r54r-pxqh
Improper verification of cryptographic signature in Windows Admin Center allows an authorized...
Improper verification of cryptographic signature in Windows Admin Center allows an authorized attacker to elevate privileges locally.
- Record
GHSA-r498-r54r-pxqh- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-347
- Updated
- 2026-11-02
NVD
Improper verification of cryptographic signature in Windows Admin Center allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-20965- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-347
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-20965 is a high vulnerability (CVSS 7.5) in Microsoft Windows Admin Center, published January 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. No source names a fixed version.