IBM Informix DS 12.10-15.0 CMD Injection via Improper Input Validation
CVE-2026-13476 Published on August 12, 2026
IBM Informix Wire Listener Vulnerable to Unauthenticated Remote Code Execution
IBM Informix Dynamic Server 14.10, 15.0, and 12.10 could allow an unauthenticated user to execute arbitrary commands with service account privileges on the system due to improper validation of user supplied input.
Vulnerability Analysis
CVE-2026-13476 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.
Weakness Type
What is a Shell injection Vulnerability?
The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
CVE-2026-13476 has been classified to as a Shell injection vulnerability or weakness.
Products Associated with CVE-2026-13476
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Affected Versions
IBM Informix Dynamic Server:- Version 14.10 is affected.
- Version 15.0 is affected.
- Version 12.10 is affected.