IBM HMC RCE via Unauth Input v10.3.1050-1064 / v11.1.1110-1112
CVE-2026-12943 Published on July 30, 2026
This Power Hardware Management Console update is being released to address
IBM HMC V10.3.1050.0 through 10.3.1064.0 and IBM HMC V11.1.1110.0 through 11.1.1112.0 Management systems in IBM Power environments (HMC and Novalink) could allow an unauthenticated user to execute arbitrary commands with elevated privileges on the system due to improper validation of user supplied input.
Vulnerability Analysis
CVE-2026-12943 can be exploited 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 critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
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-2026-12943 has been classified to as a Shell injection vulnerability or weakness.
Products Associated with CVE-2026-12943
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Affected Versions
IBM HMC V10.3.1050.0:- Version 10.3.1050.0, <= 10.3.1064.0 is affected.
- Version 11.1.1110.0, <= 11.1.1112.0 is affected.