CVE-2026-12109 Security vulnerabilities have been found in IBM Verify Identity Access and IBM Security Verify Access

Medium 5.5 Published 8 Oct 2026 Updated 10 Oct 2026

An attacker with administrative privileges can execute arbitrary code via a stack buffer overflow in the local management interface.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-12109?

CVE-2026-12109 is a medium-severity memory corruption vulnerability in Ibm Security Verify Access, published on 8 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 could allow an attacker with administrative privileges and access to the local management interface to execute arbitrary code due to an unbounded write to a fixed-size stack buffer.

Weakness: CWE-787

Which versions are affected by CVE-2026-12109?

It affects 4 products.

Products include Ibm Security Verify Access, Ibm Security Verify Access Container, Ibm Verify Identity Access, Ibm Verify Identity Access Container.

How do I fix CVE-2026-12109?

No fix has been published for CVE-2026-12109 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-2026-12109 being exploited?

There is no known exploitation of CVE-2026-12109 in the wild and no public exploit code.

All Ibm Security Verify Access vulnerabilities

Sources

Also known as GHSA-fcc9-gh9q-v8qc.