Critical severity9.6NVD Advisory· Published Sep 17, 2026· Updated Sep 29, 2026
CVE-2026-87701
CVE-2026-87701
Description
Improper neutralization of special elements in output used by a downstream component ('injection') in Azure Cosmos DB allows an authorized attacker to elevate privileges over a network.
Affected products
2cpe:2.3:a:microsoft:azure_cosmos_db:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:microsoft:azure_cosmos_db:-:*:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-87701nvdVendor Advisory
News mentions
2- Microsoft: 24 Azure & AI Vulnerabilities Disclosed, Including Critical Privilege Escalation FlawsVypr Intelligence · Sep 18, 2026
- Microsoft Patches CVSS 10.0 Azure AI Foundry Flaw Enabling Unauthorized Privilege EscalationThe Hacker News · Sep 18, 2026