CVE-2026-13094 IBM i Access Client Solutions (ACS) is Affected By Multiple Vulnerabilities

High 7.8 Published 12 Aug 2026 Updated 14 Aug 2026

Attackers can execute arbitrary code on Windows systems if IBM i Access Client Solutions is installed for all users with a publicly writeable configuration file.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-13094?

CVE-2026-13094 is a high-severity code injection vulnerability in IBM i Access Client Solutions, published on 12 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IBM i Access Client Solutions 1.1.2.0 through 1.1.9.13 is vulnerable to arbitrary code execution on Windows when installed for all users due to publicly writeable configuration file.

Weakness: CWE-94

Which versions are affected by CVE-2026-13094?

It affects 1 product.

Products include Ibm I Access Client Solutions.

How do I fix CVE-2026-13094?

No fix has been published for CVE-2026-13094 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2026-13094 being exploited?

There is no known exploitation of CVE-2026-13094 in the wild and no public exploit code.

Sources

Also known as GHSA-xvh3-4q8m-h48h.