IBM i 7.6/7.5/7.4/7.3 Local Command Injection via Improper Sanitization
CVE-2026-16826 Published on September 4, 2026
IBM i is Affected By Multiple Vulnerabilities in Debug Server
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command.
Vulnerability Analysis
CVE-2026-16826 is exploitable with local system access, and requires small amount of user privileges. 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-2026-16826 has been classified to as a Shell injection vulnerability or weakness.
Products Associated with CVE-2026-16826
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Affected Versions
IBM i:- Version 7.6 is affected.
- Version 7.5 is affected.
- Version 7.4 is affected.
- Version 7.3 is affected.