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
CVE-2026-40381 is an improper access control vulnerability (CWE-284) in Microsoft Azure Connected Machine Agent version 1.0.0. It enables an authorized local attacker to elevate privileges on the affected system. The vulnerability has a CVSS 3.1 base score of 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix and manages remediation for this cloud-hosted service. No active exploitation has been reported.
Potential Impact
An authorized local attacker can exploit this vulnerability to gain elevated privileges, potentially leading to full system compromise within the Azure Connected Machine Agent environment. The impact affects confidentiality, integrity, and availability at a high level.
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 apply the vendor-provided updates as directed in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40381 to mitigate this issue.
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.
CVSS v3.1
Score 7.8high
Affected software
Microsoft
Azure Connected Machine Agent
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-40381 is an improper access control vulnerability (CWE-284) in Microsoft Azure Connected Machine Agent version 1.0.0. It enables an authorized local attacker to elevate privileges on the affected system. The vulnerability has a CVSS 3.1 base score of 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix and manages remediation for this cloud-hosted service. No active exploitation has been reported.
Potential Impact
An authorized local attacker can exploit this vulnerability to gain elevated privileges, potentially leading to full system compromise within the Azure Connected Machine Agent environment. The impact affects confidentiality, integrity, and availability at a high level.
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 apply the vendor-provided updates as directed in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40381 to mitigate this issue.
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: 05/12/2026, 17:37:24 UTC
Last enriched: 08/11/2026, 16:46:31 UTC
Last updated: 09/14/2026, 22:01:33 UTC
Views: 78
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