CVE-2019-4402: IBM API Connect

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

IBM API Connect 2018.1 through 2018.4.1.6 developer portal could allow an unauthorized user to cause a denial of service via an unprotected API. IBM X-Force ID: 162263.

Affected products

• IBM API Connect: from 2018.1.0, up to and including 2018.4.1.6

Published 2019-08-20. Last modified 2026-06-17.