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Vulnerability · Published Sep 4, 2026 · Assigned by ibm

CVE-2026-17443IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs

Medium 5.3

In plain English

A medium-severity XML external entity in App Connect Enterprise from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.4%top 65.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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 could allow a remote authenticated attacker to obtain sensitive information due to an XML external entity (XXE) injection flaw.

Affected products (as reported)

VendorProductVersions
IBM App Connect Enterprise 13.0.1.0 – through 13.0.8.112.0.1.0 – through 12.0.12.28
IBM Integration Bus for z/OS 10.1.0.0 – through 10.1.0.7

Weakness: CWE-611 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

References