CVE-2026-42823: CWE-284: Improper Access Control in Microsoft Azure Logic Apps
Improper access control in Azure Logic Apps allows an authorized attacker to elevate privileges over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-42823) in Microsoft Azure Logic Apps is categorized under CWE-284 (Improper Access Control). It permits an attacker with some level of authorization to escalate privileges remotely, potentially compromising the confidentiality, integrity, and availability of the affected service. The CVSS 3.1 vector indicates network attack vector, low attack complexity, privileges required, no user interaction, and scope change, with high impact on all security metrics. As Azure Logic Apps is a cloud service, Microsoft manages remediation server-side and has released an official fix.
Potential Impact
An authorized attacker can elevate privileges remotely in Azure Logic Apps, potentially gaining unauthorized control and causing complete compromise of confidentiality, integrity, and availability. This could lead to unauthorized access to sensitive data and disruption of service operations.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability and manages remediation for Azure Logic Apps as a cloud service. Users should ensure their Azure Logic Apps environments are updated according to Microsoft's guidance available at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42823. No additional user action beyond applying the official fix is required.
CVE-2026-42823: CWE-284: Improper Access Control in Microsoft Azure Logic Apps
Description
Improper access control in Azure Logic Apps allows an authorized attacker to elevate privileges over a network.
CVSS v3.1
Score 9.9critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-42823) in Microsoft Azure Logic Apps is categorized under CWE-284 (Improper Access Control). It permits an attacker with some level of authorization to escalate privileges remotely, potentially compromising the confidentiality, integrity, and availability of the affected service. The CVSS 3.1 vector indicates network attack vector, low attack complexity, privileges required, no user interaction, and scope change, with high impact on all security metrics. As Azure Logic Apps is a cloud service, Microsoft manages remediation server-side and has released an official fix.
Potential Impact
An authorized attacker can elevate privileges remotely in Azure Logic Apps, potentially gaining unauthorized control and causing complete compromise of confidentiality, integrity, and availability. This could lead to unauthorized access to sensitive data and disruption of service operations.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability and manages remediation for Azure Logic Apps as a cloud service. Users should ensure their Azure Logic Apps environments are updated according to Microsoft's guidance available at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42823. No additional user action beyond applying the official fix is required.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-30T14:51:12.702Z
- 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-2026-42823","vendor":"Microsoft"}]
Threat ID: 6a036562cbff5d861008cc60
Added to database: 05/12/2026, 17:37:38 UTC
Last enriched: 06/25/2026, 21:26:26 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 86
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