CVE-2026-16687: Stack-based Buffer Overflow

IBM Power Systems 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 ASMI web interface. An unauthenticated attacker with network access can send the FSP a malformed request, allowing arbitrary code...

CVE-2026-16828: Out-of-bounds Read

IBM Power Systems 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 ASMI web interface. An unauthenticated attacker on the management network can cause the ASMI web server to crash with possible memory...

PT-2026-78562

IBM Power Systems 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 ASMI web interface. An unauthenticated attacker on the management network can cause the ASMI web server to crash with possible memory...

CVE-2026-18848: Cross-Site Request Forgery (CSRF)

IBM Power Systems 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 ASMI web interface. An attacker who can lure a logged-in ASMI administrator to visit a crafted web page can, under specific condition...

PT-2026-78581

Name of the Vulnerable Software and Affected Versions IBM Power Systems Firmware version FW1120.00 IBM Power Systems Firmware versions FW1110.00 through FW1110.30 IBM Power Systems Firmware versions FW1060.00 through FW1060.80 IBM Power Systems Firmware versions FW950.00 through FW950.H2...

Security Bulletin: This Power System update is being released to address CVE-2026-16828

Summary Power Systems Firmware is affected by a vulnerability in the ASMI web interface. An unauthenticated attacker on the management network can cause the ASMI web server to crash with possible memory corruption and generate an error log; hosted partitions are not affected. The ASMI web interfa...

Security Bulletin: This Power System update is being released to address CVE-2026-18848

Summary Power Systems Firmware is affected by a vulnerability in the ASMI web interface. An attacker who can lure a logged-in ASMI administrator to visit a crafted web page can, under specific conditions, silently perform administrative actions on the FSP on behalf of that administrator, resultin...

Security Bulletin: This Power System update is being released to address CVE-2026-16687

Summary Power Systems Firmware is affected by a vulnerability in the ASMI web interface. An unauthenticated attacker with network access can send the FSP a malformed request, allowing arbitrary code execution, giving the attacker full control over the managed system, resulting in a confidentialit...