CVE-2018-1801: IBM App Connect

Medium severity, CVSS 5.3. EPSS: 2.5% chance of exploitation in the next 30 days.

IBM App Connect V11.0.0.0 through V11.0.0.1, IBM Integration Bus V10.0.0.0 through V10.0.0.13, IBM Integration Bus V9.0.0.0 through V9.0.0.10, and WebSphere Message Broker V8.0.0.0 through V8.0.0.9 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to consume memory resources. IBM X-Force ID: 149639.

Affected products

• IBM App Connect: from 11.0.0.0, up to and including 11.0.0.1
• IBM Integration Bus: from 9.0.0.0, up to and including 9.0.0.10; from 10.0.0.0, up to and including 10.0.0.13
• IBM WebSphere Message Broker: from 8.0.0.0, up to and including 8.0.0.9

Published 2019-02-04. Last modified 2026-06-17.