CVE-2026-84276: IBM Guardium Data Protection

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM Guardium Data Protection 12.2.2 is affected by a denial-of-service vulnerability in the edge-controller. An unauthenticated remote attacker with network access to the edge-controller gRPC service can provide malformed task data that triggers an unchecked type assertion, causing the edge-controller process to terminate unexpectedly.

Affected products

• IBM Guardium Data Protection: version 12.2.2 only

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