CVE-2018-1638: IBM API Connect

High severity, CVSS 8.1. EPSS: 1.7% chance of exploitation in the next 30 days.

IBM API Connect 5.0.0.0-5.0.8.3 Developer Portal does not enforce Two Factor Authentication (TFA) while resetting a user password but enforces it for all other login scenarios. IBM X-Force ID: 144483.

Affected products

• IBM API Connect: from 5.0.0.0, up to and including 5.0.8.3

Published 2018-07-31. Last modified 2026-06-17.