IBM Power BMC/FSP RCE via firmware before FW1120.00
CVE-2026-16930 Published on August 19, 2026
Power System Missing Authorization
IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the interface between the BMC/FSP and the host system. An attacker with service account or root access to the BMC/FSP can execute arbitrary code on the host system, giving full control over the host system and all hosted partitions, resulting in a confidentiality, integrity, and availability impact.
Vulnerability Analysis
CVE-2026-16930 is exploitable with local system access, and requires 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 very high.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-16930 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-16930
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Affected Versions
IBM Power Systems Firmware:- Version FW1120.00 is affected.
- Version FW1110.00, <= FW1110.30 is affected.
- Version FW1060.00, <= FW1060.80 is affected.