CVE-2026-65816: CWE-706: Use of Incorrectly-Resolved Name or Reference in Microsoft Azure Web Apps
Description
Use of incorrectly-resolved name or reference in Azure Arc allows an unauthorized attacker to elevate privileges over a network.
CVSS v3.1
Score 10.0critical
Affected software
Microsoft
Azure Web Apps
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves the use of incorrectly-resolved names or references within Azure Arc, a component of Microsoft Azure Web Apps. An attacker can exploit this flaw to elevate privileges without prior authentication, impacting the confidentiality, integrity, and availability of the affected service. The vulnerability is tracked as CWE-706 and has a CVSS 3.1 base score of 10.0, reflecting its critical nature. Microsoft manages remediation for this cloud-hosted service and has released an official fix as detailed in their security advisory.
Potential Impact
An unauthorized attacker can elevate privileges over the network, potentially gaining full control over the affected Azure Web Apps environment. This can lead to complete compromise of confidentiality, integrity, and availability of the service.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. As this is a cloud service, Microsoft manages the remediation server-side. Users should refer to the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65816 for confirmation and ensure their Azure Web Apps environments are updated accordingly.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-22T21:36:47.630Z
- 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-2026-65816","vendor":"Microsoft"}]
Threat ID: 6a87778aacd9273b492c5eaa
Added to database: 08/20/2026, 21:54:18 UTC
Last enriched: 09/29/2026, 02:55:29 UTC
Last updated: 10/05/2026, 06:48:18 UTC
Views: 98
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