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CVE-2026-85889

Microsoft Azure Ai Foundry•CRITICAL · CVSS 9.8•No exploitation reported

What is CVE-2026-85889?

Missing authentication for critical function in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

CVSS9.8 NVD 3.1

SeverityCRITICAL

ExploitationNo exploitation reported

EPSS1% · P52

Triage statusNo Known Exploit

ActionPatch within 48 hours

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWECWE-306

NVD published2026-09-17

NVD last modified2026-09-25

Timeline

2026-09-17Published to the U.S. National Vulnerability Database (NVD)
2026-09-19First covered in a defend.network daily briefing
2026-09-25NVD record last updated

Affected product

Microsoft Azure Ai Foundry

References

Referenced in our briefings & reports

Azure AI, Cisco ISE, WordPress flaws under active exploitation; 23M Gyazo breach (2026-09-19)

Related vulnerabilities

CVE-2026-56164 – Microsoft SharePoint Server (same vendor)
CVE-2026-96951 – Microsoft Windows (same vendor)
CVE-2026-75682 – Adobe Connect (same vendor)
CVE-2026-69730 – Microsoft Windows (same vendor)
CVE-2026-69829 – Microsoft Windows (same vendor)
CVE-2026-81963 – Microsoft Windows (same vendor)

Microsoft: 390 known exploited vulnerabilities (CISA KEV) →

Browse all tracked CVEs in the defend.network CVE database →

🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.