CVE-2026-75791 Authentication bypass vulnerability

High 8.6 Published Updated

Attackers can bypass authentication in the REST API of ManageEngine ADSelfService Plus, potentially gaining unauthorized access to the system.

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

What is CVE-2026-75791?

CVE-2026-75791 is a high-severity authentication bypass vulnerability in Zohocorp ManageEngine ADSelfService Plus, published on 22 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Zohocorp ManageEngine ADSelfService Plus versions before build 7001 are vulnerable to an authentication bypass vulnerability in the REST API.

Weakness: CWE-306

Which versions are affected by CVE-2026-75791?

How do I fix CVE-2026-75791?

No fix has been published for CVE-2026-75791 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-75791 being exploited?

There is no known exploitation of CVE-2026-75791 in the wild and no public exploit code.

Sources

Also known as GHSA-xcf2-p4gr-c87c.

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