CVE-2026-40381: CWE-284: Improper Access Control in Microsoft Azure Connected Machine Agent
Improper access control in Azure Connected Machine Agent allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-40381) in Microsoft Azure Connected Machine Agent is due to improper access control (CWE-284), enabling an authorized local attacker to escalate privileges. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. The vulnerability affects version 1.0.0 of the agent. Microsoft has published an official fix and manages remediation for this cloud-hosted service. No known active exploitation has been reported.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate privileges, potentially gaining higher-level access than intended. This could lead to full compromise of the affected machine's confidentiality, integrity, and availability. The CVSS score of 7.8 indicates a high impact on security.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability and manages remediation for the Azure Connected Machine Agent as a cloud service. Users should ensure their Azure Connected Machine Agent is updated to the latest version as per Microsoft's advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40381. No additional user action is required beyond applying the official fix.
CVE-2026-40381: CWE-284: Improper Access Control in Microsoft Azure Connected Machine Agent
Description
Improper access control in Azure Connected Machine Agent allows an authorized attacker to elevate privileges locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-40381) in Microsoft Azure Connected Machine Agent is due to improper access control (CWE-284), enabling an authorized local attacker to escalate privileges. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. The vulnerability affects version 1.0.0 of the agent. Microsoft has published an official fix and manages remediation for this cloud-hosted service. No known active exploitation has been reported.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate privileges, potentially gaining higher-level access than intended. This could lead to full compromise of the affected machine's confidentiality, integrity, and availability. The CVSS score of 7.8 indicates a high impact on security.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability and manages remediation for the Azure Connected Machine Agent as a cloud service. Users should ensure their Azure Connected Machine Agent is updated to the latest version as per Microsoft's advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40381. No additional user action is required beyond applying the official fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-11T23:06:15.616Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Is Cloud Service
- true
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40381","vendor":"Microsoft"}]
Threat ID: 6a036554cbff5d861008c962
Added to database: 5/12/2026, 5:37:24 PM
Last enriched: 5/12/2026, 6:52:05 PM
Last updated: 5/13/2026, 5:00:40 AM
Views: 2
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