CVE-2026-59115 Microsoft Entra Provisioning Service Elevation of Privilege Vulnerability

Critical 9.9 Published Updated

An authorized attacker can elevate privileges in Microsoft Entra Provisioning Service via a path traversal vulnerability, requiring a vendor patch.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-59115?

CVE-2026-59115 is a critical vulnerability in Microsoft Entra Provisioning Service, published on 6 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

'.../...//' in Microsoft Entra Provisioning Service (SyncFabric) allows an authorized attacker to elevate privileges over a network.

Weakness: CWE-35

Which versions are affected by CVE-2026-59115?

It affects 1 product.

Products include Microsoft Entra Provisioning Service.

How do I fix CVE-2026-59115?

No fix has been published for CVE-2026-59115 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-59115 being exploited?

There is no known exploitation of CVE-2026-59115 in the wild and no public exploit code.

Sources

Also known as GHSA-w2pm-fvgr-6r6g.

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