CVE-2026-65777: CWE-326: Inadequate Encryption Strength in Microsoft Windows 11 version 23H2
Inadequate encryption strength in Windows Active Directory allows an authorized attacker to bypass a security feature over a network.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-326 (Inadequate Encryption Strength), affects Windows Active Directory in Windows 11 version 23H2 (build 10.0.22631.0). It allows an authorized attacker with low privileges to bypass a security feature remotely over a network. The CVSS 3.1 base score is 5.3 (medium severity) with attack vector network, high attack complexity, low privileges required, no user interaction, unchanged scope, no confidentiality impact, high integrity impact, and no availability impact. Microsoft has published an official fix for this issue.
Potential Impact
An authorized attacker with low privileges can bypass a security feature in Windows Active Directory remotely, potentially leading to integrity violations. There is no impact on confidentiality or availability. 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 in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65777 to remediate this vulnerability.
CVE-2026-65777: CWE-326: Inadequate Encryption Strength in Microsoft Windows 11 version 23H2
Description
Inadequate encryption strength in Windows Active Directory allows an authorized attacker to bypass a security feature over a network.
CVSS v3.1
Score 5.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-326 (Inadequate Encryption Strength), affects Windows Active Directory in Windows 11 version 23H2 (build 10.0.22631.0). It allows an authorized attacker with low privileges to bypass a security feature remotely over a network. The CVSS 3.1 base score is 5.3 (medium severity) with attack vector network, high attack complexity, low privileges required, no user interaction, unchanged scope, no confidentiality impact, high integrity impact, and no availability impact. Microsoft has published an official fix for this issue.
Potential Impact
An authorized attacker with low privileges can bypass a security feature in Windows Active Directory remotely, potentially leading to integrity violations. There is no impact on confidentiality or availability. 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 in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65777 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-22T21:30:09.119Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65777","vendor":"Microsoft"}]
Threat ID: 6a7b5830bf8831d539156407
Added to database: 08/11/2026, 17:13:20 UTC
Last enriched: 08/11/2026, 19:57:43 UTC
Last updated: 08/11/2026, 21:11:57 UTC
Views: 2
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