IBM Verify Access 10.0-10.0.9.2 & 11.0-11.0.3: Stack Buffer Write Enables Exec
CVE-2026-12109 Published on October 8, 2026
Security vulnerabilities have been found in IBM Verify Identity Access and IBM Security Verify Access
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.
Vulnerability Analysis
CVE-2026-12109 can be exploited with network access, and requires user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2026-12109 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2026-12109
Want to know whenever a new CVE is published for IBM products? stack.watch will email you.
Affected Versions
IBM Security Verify Access:- Version 10.0, <= 10.0.9.2 is affected.
- Version 11.0, <= 11.0.3 is affected.
- Version 10.0, <= 10.0.9.2 is affected.
- Version 11.0, <= 11.0.3 is affected.