CVE-2026-15955: IBM DB2

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow a remote attacker to perform an arbitrary file write due to improper validation of file paths.

Affected products

• IBM DB2: from 11.5.0, up to and including 11.5.9; from 12.1.0, up to and including 12.1.5

Published 2026-09-14. Last modified 2026-09-16.