Is CVE-2026-96263 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-96263?

CVE-2026-96263 has a CVSS v3 severity of HIGH (8.2).

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CVE-2026-96263

Description

IBM Power Systems Firmware FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the host firmware boot process image validation path. An attacker with service access to the service processor can supply a maliciously crafted code update image, allowing arbitrary code to be executed on the host system. Successful exploitation could result in a confidentiality, integrity, and availability impact to the affected host system.