CVE-2026-10534 – IBM Db2

IBM Db2 11.5.0 through 11.5.9 and 12.1.0 through 12.1.5 are affected by two high-severity vulnerabilities. CVE-2026-10534 is a buffer overflow in the IXF IMPORT parser that can create a path to code execution. The CVSS score is 8.4, which is High severity.

CVE-2026-10543 can allow privilege escalation through a specially crafted query. The CVSS score is 8.2, which is High severity.