CVE-2026-18250 IBM i is Affected By Multiple Vulnerabilities in Navigator for i

Medium 6.3 Published Updated

A race condition in IBM i Navigator allows authenticated attackers to bypass security restrictions and access sensitive information.

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-2026-18250?

CVE-2026-18250 is a medium-severity 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 and bypass security restrictions due to a race condition.

Weakness: CWE-362

Which versions are affected by CVE-2026-18250?

It affects 1 product.

Products include Ibm I.

How do I fix CVE-2026-18250?

No fix has been published for CVE-2026-18250 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-18250 being exploited?

There is no known exploitation of CVE-2026-18250 in the wild and no public exploit code.

All Ibm I vulnerabilities

Sources

Also known as GHSA-4g5w-xm44-r266.

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