CVE-2026-18106 IBM i is Affected By Multiple Vulnerabilities in Navigator for i

Medium 4.3 Published Updated

A remote authenticated attacker can obtain sensitive information via improper path validation in IBM i Navigator for i.

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-2026-18106?

CVE-2026-18106 is a medium-severity path traversal vulnerability in Ibm I, published on 12 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to improper validation of user-supplied path input.

Weakness: CWE-22

Which versions are affected by CVE-2026-18106?

It affects 1 product.

Products include Ibm I.

How do I fix CVE-2026-18106?

No fix has been published for CVE-2026-18106 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-2026-18106 being exploited?

There is no known exploitation of CVE-2026-18106 in the wild and no public exploit code.

All Ibm I vulnerabilities

Sources

Also known as GHSA-qmr8-gh8h-2q94.

Is CVE-2026-18106 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free