CVE-2026-17145 affects IBM AIX versions 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1. The vulnerability stems from improper privilege management, allowing a remote attacker to execute arbitrary code on affected systems. This represents a critical security risk given the enterprise nature of AIX and PowerVM environments. IBM has published a support advisory with remediation guidance. No additional technical details or proof-of-concept exploit information are provided in the current disclosure. Organizations running affected IBM AIX or PowerVM VIOS versions should review the IBM advisory and apply patches promptly.