CVE-2023-27868: IBM DB2

High severity, CVSS 8.8. EPSS: 1.6% chance of exploitation in the next 30 days.

IBM Db2 JDBC Driver for Db2 for Linux, UNIX and Windows 10.5, 11.1, and 11.5 could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unchecked class instantiation when providing plugin classes. By sending a specially crafted request using the named pluginClassName class, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 249516.

Affected products

• IBM DB2: version 10.5.0.11 only; version 11.1.4.7 only; version 11.5 only

Published 2023-07-10. Last modified 2026-06-17.