CVE-2019-4052: IBM API Connect

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

IBM API Connect 2018.1 and 2018.4.1.2 apis can be leveraged by unauthenticated users to discover login ids of registered users. IBM X-Force ID: 156544.

Affected products

• IBM API Connect: from 2018.1.0, up to and including 2018.4.1.2

Published 2019-03-22. Last modified 2026-06-17.