CVE-2026-65673
Microsoft Entra Connect Elevation of Privilege Vulnerability
Incorrect authorization in Microsoft Entra Connect Sync allows an authorized attacker to elevate privileges over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Entra Connect Elevation of Privilege Vulnerability
Incorrect authorization in Microsoft Entra Connect Sync allows an authorized attacker to elevate privileges over a network.
- Record
CVE-2026-65673- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-89
- Updated
- 2026-11-02
EUVDEUVD-2026-56724
Incorrect authorization in Microsoft Entra Connect Sync allows an authorized attacker to elevate privileges over a network.
- Record
EUVD-2026-56724- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-m78c-8c5f-5prv
CVET-EOP
CVET-EOP
- Record
GHSA-m78c-8c5f-5prv- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
NVD
Incorrect authorization in Microsoft Entra Connect Sync allows an authorized attacker to elevate privileges over a network.
- Record
CVE-2026-65673- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-65673 is a high vulnerability (CVSS 7.8) in Microsoft Entra Connect, published August 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 25th percentile. No source names a fixed version.