CRITICAL 10.0 Microsoft
CVE-2026-66803
Azure Cosmos DB Remote Code Execution Vulnerability
Microsoft Security Update 2026-Jul: Azure Cosmos DB Remote Code Execution Vulnerability
Affected Products
- Azure Cosmos DB
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66803
- https://nvd.nist.gov/vuln/detail/CVE-2026-66803
This critical severity vulnerability with a CVSS score of 10.0 was published on 2026-07-14 via Microsoft. Affected: Azure Cosmos DB.
Risk Timeline
CVE Disclosed2026-07-14 · 110 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66803NVD / MITRE
nvd.nist.gov/vuln/detail/CVE-2026-66803Related Vulnerabilities
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|---|---|---|---|
| CVE-2026-83938 | Azure Kubernetes Configuration Service Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
| CVE-2025-65037 | Azure Container Apps Remote Code Execution Vulnerability | CRITICAL | 10.0 |
| CVE-2025-53767 | Azure OpenAI Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
| CVE-2026-62874 | Azure Billing Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
| CVE-2026-69865 | Microsoft Container Registry Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
| CVE-2026-70200 | Azure Logic Apps Elevation of Privilege Vulnerability | CRITICAL | 10.0 |
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