CVE-2026-26119
Received
Received - Intake
Improper Authentication in Windows Admin Center Enables Privilege Escalation
Publication date: 2026-02-17
Last updated on: 2026-02-19
Assigner: Microsoft Corporation
Description
Description
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | windows_admin_center | to 2511 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-287 | When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an improper authentication issue in Windows Admin Center that allows an authorized attacker to elevate their privileges over a network.
How can this vulnerability impact me? :
An attacker exploiting this vulnerability can gain higher privileges than intended, potentially leading to full control over affected systems, which can compromise confidentiality, integrity, and availability.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know
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