CVE-2026-7870 IBM i is Affected by Privilege Escalation []

High 8.8 Published Updated

A malicious actor can gain administrator privileges and execute code via an unqualified library call in IBM 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-2026-7870?

CVE-2026-7870 is a high-severity vulnerability in Ibm I, published on 11 Jun 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 user to gain elevated privileges due to an unqualified library call. A malicious actor could cause user-controlled code to run with administrator privilege.

Weakness: CWE-427

Which versions are affected by CVE-2026-7870?

It affects 1 product.

Products include Ibm I.

How do I fix CVE-2026-7870?

No fix has been published for CVE-2026-7870 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-7870 being exploited?

There is no known exploitation of CVE-2026-7870 in the wild and no public exploit code.

All Ibm I vulnerabilities

Sources

Also known as GHSA-45c2-g3rg-fwmg.

Is CVE-2026-7870 in your software?

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

Check your SBOMs for free