CVE-2026-65668 Microsoft Purview eDiscovery Elevation of Privilege Vulnerability

High 8.8 Published Updated

An authorized attacker can elevate privileges in Microsoft Purview eDiscovery due to improper access control, requiring a 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-2026-65668?

CVE-2026-65668 is a high-severity vulnerability in Microsoft Purview eDiscovery, published on 6 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Improper access control in Microsoft Purview eDiscovery allows an authorized attacker to elevate privileges over a network.

Weakness: CWE-284

Which versions are affected by CVE-2026-65668?

It affects 1 product.

Products include Microsoft Purview Ediscovery.

How do I fix CVE-2026-65668?

No fix has been published for CVE-2026-65668 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-65668 being exploited?

There is no known exploitation of CVE-2026-65668 in the wild and no public exploit code.

Sources

Also known as GHSA-v9wr-f2rq-j29p.

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