CVE-2025-15331 Tanium addressed an uncontrolled resource consumption vulnerability in Connect.

Medium 4.3 Published 5 Feb 2026 Updated 6 Feb 2026

Attackers can cause denial of service in Tanium Connect through uncontrolled resource consumption, requiring a patch to mitigate.

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-2025-15331?

CVE-2025-15331 is a medium-severity denial of service vulnerability in Tanium Connect, published on 5 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Tanium addressed an uncontrolled resource consumption vulnerability in Connect.

Weakness: CWE-459

Which versions are affected by CVE-2025-15331?

It affects 1 product.

Products include Tanium Connect.

How do I fix CVE-2025-15331?

No fix has been published for CVE-2025-15331 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-15331 being exploited?

There is no known exploitation of CVE-2025-15331 in the wild and no public exploit code.

Sources

Also known as GHSA-mcr7-9w4f-cqjw.