# CVE-2026-85889

Unauthenticated privilege escalation in Azure AI Foundry enabling admin takeover

- Page: https://www.vulneraibility.com/cve/CVE-2026-85889
- CVSS: 10.0
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.67% (percentile 52.0)
- CISA SSVC: exploitation none, automatable yes, technical impact total (assessed 2026-09-18)
- Weakness: CWE-306
- Published: 2026-09-17

## Affected

- Azure AI Foundry

## Impact

Unauthenticated network access to a critical function allows elevation to administrative control, data access, lateral movement and service disruption.

## Action

Immediate action required

## Recommendation

Apply vendor update immediately; restrict network access to AI Foundry until patched

## References

- [patch] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85889

---
Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.