Vulnerability in IBM API Connect
CVE-2026-17333
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote attacker to bypass authentication and inject unauthorized configuration changes due to improper certificate validation.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/7295635 (vendor-advisory, patch)
- www.ibm.com/support/pages/node/7295637 (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2026-17333?
- CVE-2026-17333 is a high-severity vulnerability in IBM API Connect, classified under Improper Certificate Validation. CVSS score: 8.0/10. Published 2026-11-07.
- How severe is CVE-2026-17333?
- High severity. CVSS v3 base score is 8.0 out of 10.