CVE-2023-52296: IBM DB2

Medium severity, CVSS 5.3. EPSS: 0.6% chance of exploitation in the next 30 days.

IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service when querying a specific UDF built-in function concurrently. IBM X-Force ID: 278547.

Affected products

• IBM DB2: version 11.5 only

Published 2024-04-03. Last modified 2026-06-17.