CVE-2026-17226 IBM i is Affected By Multiple Vulnerabilities in NetServer

Medium 5.4 Published Updated

Remote authenticated attackers can obtain sensitive information or cause denial of service via out-of-bounds read in IBM i NetServer.

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-2026-17226?

CVE-2026-17226 is a medium-severity vulnerability in Ibm I, published on 13 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 or cause a denial of service due to an out-of-bounds read.

Weakness: CWE-125

Which versions are affected by CVE-2026-17226?

It affects 1 product.

Products include Ibm I.

How do I fix CVE-2026-17226?

No fix has been published for CVE-2026-17226 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-17226 being exploited?

There is no known exploitation of CVE-2026-17226 in the wild and no public exploit code.

All Ibm I vulnerabilities

Sources

Also known as GHSA-265r-mxr6-rf33.

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