CVE-2026-86087: IBM DB2

Medium severity, CVSS 4.3. EPSS: 0.3% 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 an authenticated user to send a specially crafted request to write arbitrary files on the system.

Affected products

• IBM DB2: from 11.5, up to and including 11.5.9; from 12.1.0, up to and including 12.1.5

Published 2026-09-10. Last modified 2026-09-14.