CRITICAL 10.0 Microsoft
CVE-2026-65667
Microsoft Teams Elevation of Privilege Vulnerability
Microsoft Security Update 2026-Aug: Microsoft Teams Elevation of Privilege Vulnerability
Affected Products
- Microsoft Teams
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65667
- https://nvd.nist.gov/vuln/detail/CVE-2026-65667
This critical severity vulnerability with a CVSS score of 10.0 was published on 2026-08-11 via Microsoft. Affected: Microsoft Teams.
Risk Timeline
CVE Disclosed2026-08-11 · 39 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65667NVD / MITRE
nvd.nist.gov/vuln/detail/CVE-2026-65667Related Vulnerabilities
| CVE | Title | Severity | CVSS |
|---|---|---|---|
| CVE-2026-83711 | Microsoft Azure Active Directory B2C Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
| CVE-2026-63508 | Microsoft Planetary Computer Pro Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
| CVE-2026-65801 | Microsoft Exchange Online Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
| CVE-2026-69836 | Microsoft Entra ID Remote Code Execution Vulnerability | CRITICAL | 10.0 |
| CVE-2026-56191 | Microsoft Exchange Online Tampering Vulnerability | CRITICAL | 10.0 |
| CVE-2026-57106 | Data Quality Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
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