CVE-2026-66803: CWE-284: Improper Access Control in Microsoft Azure Cosmos DB
Improper access control in Azure Cosmos DB allows an unauthorized attacker to execute code over a network.
CVE-2026-66803: CWE-284: Improper Access Control in Microsoft Azure Cosmos DB
Description
Improper access control in Azure Cosmos DB allows an unauthorized attacker to execute code over a network.
CVSS v3.1
Score 10.0critical
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-27T19:02:26.600Z
- 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-2026-66803","vendor":"Microsoft"}]
Threat ID: 6a6bb6459c2644c7f8a5d483
Added to database: 07/30/2026, 20:38:29 UTC
Last updated: 07/30/2026, 20:38:29 UTC
Views: 1
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