CVE-2026-12660 IBM MQ Path Traversal

Low 2.7 Published 19 Oct 2026 Updated 20 Oct 2026

An authenticated administrator can write files outside the intended directory in IBM MQ Web Console due to improper path validation.

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

What is CVE-2026-12660?

CVE-2026-12660 is a low-severity path traversal vulnerability in IBM MQ Advanced container images, published on 19 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

IBM MQ Web Console could allow an authenticated administrator to write files outside the intended directory due to improper path validation.

Weakness: CWE-22

Which versions are affected by CVE-2026-12660?

It affects 2 products.

Products include Ibm Mq Operator, Ibm Supplied Mq Advanced Container Images.

How do I fix CVE-2026-12660?

No fix has been published for CVE-2026-12660 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-12660 being exploited?

There is no known exploitation of CVE-2026-12660 in the wild and no public exploit code.

Sources

Also known as GHSA-h65q-98c2-q928.