CVE-2026-16967

Name of the Vulnerable Software and Affected Versions IBM i versions 7.3 through 7.6

Description A time-of-check to time-of-use (TOCTOU) race condition involving symbolic links allows a remote authenticated attacker to gain unauthorized access to system objects. TOCTOU is a software bug where a system checks the state of a resource before using it, but the state changes between the check and the use.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.