CVE-2018-1791: IBM Connections

Medium severity, CVSS 4.9. EPSS: 1% chance of exploitation in the next 30 days.

IBM Connections 5.0, 5.5, and 6.0 is vulnerable to an External Service Interaction attack, caused by improper validation of a request property. By submitting suitable payloads, an attacker could exploit this vulnerability to induce the Connections server to attack other systems. IBM X-Force ID: 148946.

Affected products

• IBM Connections: version 5.0 only; version 5.5 only; version 6.0 only

Published 2018-09-14. Last modified 2026-06-17.