CVE-2026-18681

IBM Server Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the FSP firmware update process. An attacker with authenticated administrator-level access to the FSP can, under specific conditions, execute...

CVE-2026-18681

CVE-2026-18681 is a stack-based buffer overflow (CWE-121) in the FSP firmware update process of IBM Power Systems Server Firmware. An attacker with authenticated administrator-level access to the FSP over an adjacent network can execute arbitrary code, leading to full compromise of confidentialit...

Security Bulletin: This Power System update is being released to address CVE-2026-18681

Summary Power Systems Firmware is affected by a vulnerability in the FSP firmware update process. An attacker with authenticated administrator-level access to the FSP can, under specific conditions, execute arbitrary code, resulting in a confidentiality, integrity, and availability impact...