CVE-2026-17463

IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.5 for Linux, UNIX, and Windows are vulnerable to a denial of service attack, which can be triggered by a remote authenticated attacker exploiting uncontrolled resource consumption. This vulnerability could lead to service disruptions, making it critical for organizations using these Db2 versions to prioritize patching and mitigation efforts. Database administrators and security teams should take immediate action to safeguard their systems against potential exploitation.