CVE-2026-44810: CWE-287: Improper Authentication in Microsoft Windows 11 version 23H2
Improper authentication in Windows Cryptographic Services allows an unauthorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
CVE-2026-44810 is an improper authentication vulnerability (CWE-287) affecting Windows Cryptographic Services in Microsoft Windows 11 version 23H2 (build 10.0.22631.0). The vulnerability enables an unauthorized local attacker to elevate privileges due to insufficient authentication controls. The CVSS v3.1 base score is 8.4, indicating high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability as detailed in their security update guide.
Potential Impact
Successful exploitation of this vulnerability allows a local attacker to elevate their privileges on the affected system, potentially gaining full control. This impacts confidentiality, integrity, and availability of the system. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 11 version 23H2 (build 10.0.22631.0) as soon as possible to remediate this vulnerability.
CVE-2026-44810: CWE-287: Improper Authentication in Microsoft Windows 11 version 23H2
Description
Improper authentication in Windows Cryptographic Services allows an unauthorized attacker to elevate privileges locally.
CVSS v3.1
Score 8.4high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-44810 is an improper authentication vulnerability (CWE-287) affecting Windows Cryptographic Services in Microsoft Windows 11 version 23H2 (build 10.0.22631.0). The vulnerability enables an unauthorized local attacker to elevate privileges due to insufficient authentication controls. The CVSS v3.1 base score is 8.4, indicating high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability as detailed in their security update guide.
Potential Impact
Successful exploitation of this vulnerability allows a local attacker to elevate their privileges on the affected system, potentially gaining full control. This impacts confidentiality, integrity, and availability of the system. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 11 version 23H2 (build 10.0.22631.0) as soon as possible to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-07T20:07:18.271Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44810","vendor":"Microsoft"}]
Threat ID: 6a284cce8dd33fbd85664a12
Added to database: 06/09/2026, 17:26:38 UTC
Last enriched: 07/29/2026, 21:52:29 UTC
Last updated: 07/31/2026, 21:26:44 UTC
Views: 79
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