CVE-2025-36423: IBM DB2

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 12.1.0 - 12.1.3 could allow a local user to cause a denial of service due to improper neutralization of special elements in data query logic.

Affected products

• IBM DB2: from 12.1.0, up to and including 12.1.3

Published 2026-01-30. Last modified 2026-06-17.