CVE-2026-19283
CVE-2026-19283
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.
Vulnerability class: Broken Access Control
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-19283?
- CVE-2026-19283 is a high-severity vulnerability, classified under Incorrect Authorization. CVSS score: 7.7/10. Published 2026-09-04.
- How severe is CVE-2026-19283?
- High severity. CVSS v3 base score is 7.7 out of 10.