CVE-2026-19283: IBM Observability With Instana Agent

High severity, CVSS 7.7. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM Observability with Instana (Agent) Build 1.0.303 through 1.0.323 IBM Instana Agent Operator could allow an authenticated remote attacker to obtain sensitive information, caused by missing destination namespace validation when copying etcd mTLS client credentials from the openshift-etcd system namespace into an attacker-controlled namespace.

Affected products

• IBM Observability With Instana Agent

Published 2026-09-04. Last modified 2026-09-10.