CVE-2026-18069 IBM i is Affected By A Race Condition Vulnerability in SQL Query Engine []
A local attacker can exploit a race condition in the SQL Query Engine to gain ownership of arbitrary file system objects, leading to privilege escalation.
- 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-2026-18069?
CVE-2026-18069 is a medium-severity vulnerability in IBM i, published on 14 Sep 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 local attacker to obtain ownership of arbitrary file system objects due to a time-of-check to time-of-use (TOCTOU) race condition.
Weakness: CWE-367
Which versions are affected by CVE-2026-18069?
How do I fix CVE-2026-18069?
No fix has been published for CVE-2026-18069 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-18069 being exploited?
There is no known exploitation of CVE-2026-18069 in the wild and no public exploit code.
Sources
Also known as GHSA-vg4x-9q67-743r.