CVE-2026-54119: CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') in Microsoft Windows 10 Version 1607
CVE-2026-54119 is a high-severity vulnerability in Microsoft Windows 10 Version 1607 where an infinite loop with an unreachable exit condition exists in Windows Active Directory. This flaw allows an unauthorized attacker to cause a denial of service over the network by triggering the infinite loop. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability, identified as CVE-2026-54119 and classified under CWE-835 (Loop with Unreachable Exit Condition), affects Windows 10 Version 1607 (build 10.0.14393.0). The issue involves an infinite loop in Windows Active Directory that can be exploited remotely without privileges or user interaction to cause a denial of service (DoS) condition. The CVSS 3.1 base score is 7.5, reflecting high severity due to network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability. Microsoft has released an official fix for this vulnerability, as documented in their security update guide.
Potential Impact
An attacker can exploit this vulnerability remotely over the network to cause a denial of service by triggering an infinite loop in Windows Active Directory. This results in the affected system becoming unresponsive or unavailable, impacting availability. There is no confidentiality or integrity impact reported.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54119 to remediate this vulnerability.
CVE-2026-54119: CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') in Microsoft Windows 10 Version 1607
Description
CVE-2026-54119 is a high-severity vulnerability in Microsoft Windows 10 Version 1607 where an infinite loop with an unreachable exit condition exists in Windows Active Directory. This flaw allows an unauthorized attacker to cause a denial of service over the network by triggering the infinite loop. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CVE-2026-54119 and classified under CWE-835 (Loop with Unreachable Exit Condition), affects Windows 10 Version 1607 (build 10.0.14393.0). The issue involves an infinite loop in Windows Active Directory that can be exploited remotely without privileges or user interaction to cause a denial of service (DoS) condition. The CVSS 3.1 base score is 7.5, reflecting high severity due to network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability. Microsoft has released an official fix for this vulnerability, as documented in their security update guide.
Potential Impact
An attacker can exploit this vulnerability remotely over the network to cause a denial of service by triggering an infinite loop in Windows Active Directory. This results in the affected system becoming unresponsive or unavailable, impacting availability. There is no confidentiality or integrity impact reported.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54119 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-11T20:33:37.836Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54119","vendor":"Microsoft"}]
Threat ID: 6a566f7b68715ace43e6baf0
Added to database: 07/14/2026, 17:18:51 UTC
Last enriched: 07/15/2026, 01:03:49 UTC
Last updated: 07/15/2026, 01:23:08 UTC
Views: 3
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