CVE-2026-20965
Unknown
Unknown - Not Provided
Cryptographic Signature Bypass in Windows Admin Center Elevates Privileges
Publication date: 2026-01-13
Last updated on: 2026-01-13
Assigner: Microsoft Corporation
Description
Description
Improper verification of cryptographic signature in Windows Admin Center allows an authorized attacker to elevate privileges locally.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | windows_admin_center | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-347 | The product does not verify, or incorrectly verifies, the cryptographic signature for data. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is caused by improper verification of a cryptographic signature in Windows Admin Center, which allows an authorized attacker to elevate their privileges locally on the affected system. [1]
How can this vulnerability impact me? :
An attacker who is already authorized on the system can exploit this vulnerability to gain higher privileges than intended, potentially allowing them to perform actions that require elevated permissions, which can lead to significant security risks including full system compromise. [1]
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