CVE-2026-87088 Tanium addressed an unauthorized code execution vulnerability in Enforce.

High 7.0 Published 9 Sep 2026 Updated 9 Sep 2026

Attackers can execute unauthorized code in Tanium Enforce, requiring immediate patching by security administrators.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-87088?

CVE-2026-87088 is a high-severity command injection vulnerability in Tanium Enforce, published on 9 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Tanium addressed an unauthorized code execution vulnerability in Enforce.

Weakness: CWE-78

Which versions are affected by CVE-2026-87088?

It affects 1 product.

Products include Tanium Enforce.

How do I fix CVE-2026-87088?

No fix has been published for CVE-2026-87088 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-87088 being exploited?

There is no known exploitation of CVE-2026-87088 in the wild and no public exploit code.

Sources

Also known as GHSA-c2wm-w3vg-fr54.