CVE-2026-57107: CWE-287: Improper Authentication in Microsoft Windows Admin Center
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
CVE-2026-57107 is an improper authentication vulnerability (CWE-287) in Microsoft Windows Admin Center version 1809.0. It enables an authorized attacker with local access to elevate their privileges, potentially leading to complete compromise of the affected system. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high severity with impacts on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability, as detailed in their security advisory.
Potential Impact
An authorized attacker with local access can exploit this vulnerability to elevate privileges, gaining higher-level permissions than intended. This can lead to full system compromise, including unauthorized access to sensitive data and disruption of system operations.
Mitigation Recommendations
An official fix is available from Microsoft. It is strongly recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57107 to remediate this vulnerability.
CVE-2026-57107: CWE-287: Improper Authentication in Microsoft Windows Admin Center
Description
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-57107 is an improper authentication vulnerability (CWE-287) in Microsoft Windows Admin Center version 1809.0. It enables an authorized attacker with local access to elevate their privileges, potentially leading to complete compromise of the affected system. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high severity with impacts on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability, as detailed in their security advisory.
Potential Impact
An authorized attacker with local access can exploit this vulnerability to elevate privileges, gaining higher-level permissions than intended. This can lead to full system compromise, including unauthorized access to sensitive data and disruption of system operations.
Mitigation Recommendations
An official fix is available from Microsoft. It is strongly recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57107 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-23T18:29:51.054Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57107","vendor":"Microsoft"}]
Threat ID: 6a566f8368715ace43e6c022
Added to database: 07/14/2026, 17:18:59 UTC
Last enriched: 08/13/2026, 15:56:18 UTC
Last updated: 08/26/2026, 22:52:11 UTC
Views: 51
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