CVE-2026-18851 Missing authorization in Endpoint Manager Mobile

High 8.8 Published Updated

A remote authenticated attacker can escalate privileges to admin due to missing authorization checks in Ivanti Endpoint Manager Mobile.

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-2026-18851?

CVE-2026-18851 is a high-severity missing authorization vulnerability in Ivanti Endpoint Manager Mobile, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Missing authorization in Ivanti Endpoint Manager Mobile before version 12.10.0.0, 12.9.0.2, and 12.8.0.4 allows a remote authenticated attacker to escalate their privileges to admin.

Weakness: CWE-862

Which versions are affected by CVE-2026-18851?

It affects 1 product.

Products include Ivanti Endpoint Manager Mobile.

How do I fix CVE-2026-18851?

No fix has been published for CVE-2026-18851 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-18851 being exploited?

There is no known exploitation of CVE-2026-18851 in the wild and no public exploit code.

Sources

Also known as GHSA-qgx5-9x4j-gqmx.

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