Skip to content
IBMCVE-2026-16180

IBM App Connect Enterprise: denial of service

Medium5.7CVE-2026-16180 · Published Sep 4, 2026 · updated Sep 9, 2026

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 Toolkit could allow an authenticated user to cause a denial-of-service condition due to improper validation of XML entities.

IBM advisory

Affected versions

PackageAffectedFixed in
App Connect Enterprise
Product
>= 13.0.1.0, <= 13.0.8.1No fix yet
>= 12.0.1.0, <= 12.0.12.28No fix yet
Integration Bus for z/OS
Product
>= 10.1.0.0, <= 10.1.0.7No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-776

More IBM advisories

All IBM
Advisory
IBM i: improper authorization
High8.1Sep 4
IBM i: improper authentication
High8.1Sep 4
IBM i: integer overflow
Medium6.3Sep 4
IBM ContextForge MCP Gateway: privilege escalation
High8.8Sep 4
IBM ContextForge MCP Gateway - Translate utility: information disclosure
High7.4Sep 4
IBM Langflow OSS: path traversal
Medium5.4Sep 4

Critical advisories by email

Wednesdays: the week’s critical and high advisories in the AI and data stack, with the fixed versions. Only in weeks that have some.

Double opt-in. Unsubscribe any time.