Microsoft Entra Connect vulnerability

Incorrect authorization in Microsoft Entra Connect Sync allows an authorized attacker to elevate privileges over a network.

Published 11 Aug 2026Updated 21 Oct 20261 sources
CVSS 7.8

What happened

Incorrect authorization in Microsoft Entra Connect Sync allows an authorized attacker to elevate privileges over a network.

Affected versions

Microsoft Entra Connect: 1.0.0 through before 2.6.84.0 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.