CVE-2026-16896

IBM i versions 7.3–7.6 are affected by CVE-2026-16896 (TOCTOU race condition in Network Authentication Service). Local authenticated attackers could obtain unauthorized access to files due to a TOCTOU flaw. Affected products: IBM i 7.3, 7.4, 7.5, 7.6. Remediation: apply the fixed PTFs per version...