CVE-2026-19086 IBM i is Affected By Multiple Vulnerabilities in PASE [, ]
An authenticated attacker can cause a denial of service by triggering a buffer overflow in an IBM i PASE process.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-19086?
CVE-2026-19086 is a low-severity memory corruption vulnerability in IBM i, published on 14 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a denial of service as a result of a buffer overflow in a PASE process. An authenticated attacker could leverage this to terminate their own process.
Weakness: CWE-125
Which versions are affected by CVE-2026-19086?
How do I fix CVE-2026-19086?
No fix has been published for CVE-2026-19086 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-19086 being exploited?
There is no known exploitation of CVE-2026-19086 in the wild and no public exploit code.
Sources
Also known as GHSA-65xj-48h6-pp7r.