CVE-2026-84271: IBM Guardium Data Protection

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

IBM Guardium Data Protection 12.2 is vulnerable to a signature verification bypass in the patch installer. An attacker with local access could exploit this vulnerability to execute arbitrary code with root privileges.

Affected products

• IBM Guardium Data Protection: version 12.2 only

Published 2026-10-08. Last modified 2026-10-09.