CVE-2026-85889: Missing authentication vulnerability in Azure AI Foundry
Attack on AI2 Disclosed vulnerabilityInfrastructure vulnerability
A missing authentication flaw in Azure AI Foundry enables unauthorized attackers to elevate privileges over a network. The vulnerability carries a CVSS score of 10.0 critical.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
Details
- type
- Attack on AIAn AI model, agent or AI-powered product was the thing exploited, abused or leaked.
- categories
- Infrastructure vulnerabilityCVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
- Infrastructure vulnerability
- owasp llm top 10
- mitre atlas
- no technique for these categoriesBoth rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
- severity
- 2 · Disclosed vulnerabilityCVE or vendor advisory, patched or patchable, no confirmed exploitation.
- targets
- Microsoft
- products
- Azure AI Foundry
- incident date
- 17 Sep 2026
- first reported
- 17 Sep 2026
- origin
- NVDVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- classifier confidence
- 0.95 · published at or above 0.80; see the methodology
- tags
- CVE-2026-85889 · azure · microsoft · privilege-escalation
- record
- created 2026-10-18 06:33Z · updated 2026-10-18 06:33Z · json
Sources · 1
- 2026-09-17CVE-2026-85889: Missing authentication for critical function in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a…NVD · nvd.nist.gov/vuln/detail/CVE-2026-85889
Titles and links belong to their publishers. The summary above is written by GCD AI RADAR in its own words; data is CC BY-SA 4.0.
Related incidents
- 2026-09-17CVE-2026-85917: Server-side request forgery in Azure AI Foundry2 Disclosedon AIInfra vuln1 src
- 2026-05-07CVE-2026-35435: Improper access control in Azure AI Foundry M365 published agents2 Disclosedon AIInfra vuln1 src
- 2026-04-03CVE-2026-32213: Improper authorization vulnerability in Azure AI Foundry2 Disclosedon AIInfra vuln1 src
- 2026-10-13CVE-2026-69923: Windows AI local elevation of privilege vulnerability2 Disclosedon AIInfra vuln1 src
- 2026-10-13CVE-2026-103572: Remote code execution in Visual Studio Copilot2 Disclosedon AIInfra vuln1 src
- 2026-10-08Azure SRE Agent Elevation of Privilege Vulnerability2 Disclosedon AIInfra vuln1 src