CVE-2026-83941: CWE-862: Missing Authorization in Microsoft Microsoft Entra
CVE-2026-83941 is a critical vulnerability in Microsoft Entra involving missing authorization that allows an authorized attacker to elevate privileges over a network. The vulnerability has a high CVSS score of 9.9, indicating severe impact on confidentiality, integrity, and availability. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability (CWE-862) in Microsoft Entra is caused by missing authorization checks, enabling an attacker with some level of authorization to escalate privileges remotely. The CVSS 3.1 vector indicates network attack vector, low attack complexity, privileges required, no user interaction, and complete compromise of confidentiality, integrity, and partial impact on availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker with authorized access can exploit this missing authorization flaw to elevate their privileges, potentially gaining full control over affected systems or data. The vulnerability impacts confidentiality, integrity, and availability, making it critical to remediate promptly.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the vendor-provided patch as soon as possible. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83941 for detailed remediation instructions.
CVE-2026-83941: CWE-862: Missing Authorization in Microsoft Microsoft Entra
Description
CVE-2026-83941 is a critical vulnerability in Microsoft Entra involving missing authorization that allows an authorized attacker to elevate privileges over a network. The vulnerability has a high CVSS score of 9.9, indicating severe impact on confidentiality, integrity, and availability. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 9.9critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-862) in Microsoft Entra is caused by missing authorization checks, enabling an attacker with some level of authorization to escalate privileges remotely. The CVSS 3.1 vector indicates network attack vector, low attack complexity, privileges required, no user interaction, and complete compromise of confidentiality, integrity, and partial impact on availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker with authorized access can exploit this missing authorization flaw to elevate their privileges, potentially gaining full control over affected systems or data. The vulnerability impacts confidentiality, integrity, and availability, making it critical to remediate promptly.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the vendor-provided patch as soon as possible. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83941 for detailed remediation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-08-31T23:40:59.641Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83941","vendor":"Microsoft"}]
Threat ID: 6aa04575acd9273b49fbbb36
Added to database: 09/08/2026, 17:27:17 UTC
Last enriched: 09/08/2026, 18:07:14 UTC
Last updated: 09/08/2026, 18:32:22 UTC
Views: 3
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