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CVE-2026-57100Critical

Microsoft Entra Provisioning Service Elevation of Privilege Vulnerability

MSRC advisory NVD CVE.org

Assessment

Server-side request forgery (ssrf) in Microsoft Entra Provisioning Service (SyncFabric) allows an authorized attacker to elevate privileges over a network.

Severity
Critical
CVSS base score
9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Impact
Elevation of Privilege
EPSS, next 30 days
0.8%Higher than 54.1% of scored CVEs · FIRST model run 26 Sep 2026 · about EPSS
Exploitability
Not assessed
Publicly disclosed
No
Customer action
Not required (service-side fix)
Component
Microsoft Entra Provisioning Service (SyncFabric)
Weakness
CWE-918: Server-Side Request Forgery (SSRF)
Issued by
Microsoft
Published
2 Jul 2026 · July 2026
Last revised
2 Jul 2026

Updates that fix it

0 KBs

No KB listed

MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.

Affected products

Azure
1 affected product
  • Microsoft Entra Provisioning Service
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