CVE-2026-18195 · Vendor
NO FIX YET
IBM App Connect Enterprise versions 13.0.1.0 through 13.0.8.2 and 12.0.1.0 through 12.0.12.30 do not encode error message output properly. A remote attacker can use this to spoof content shown to a user.
first public Nov 8, 2026 · 1 source
Could this affect your app?
Free first check from your website. Connect your repo for the full answer.
Teams running IBM App Connect Enterprise in the affected version ranges that return error messages to remote callers. The sources do not say which deployment settings expose the error output. unknown
Not affected if version-outside-range
Who cares enterprise, ibm-app-connect-enterprise, integration
13.0.1.0 to 13.0.8.2, 12.0.1.0 to 12.0.12.30)No fix yet, per the sources.
IBM App Connect Enterprise 13.0.1.0 through 13.0.8.2, and 12.0.1.0 through 12.0.12.30 could allow a remote attacker to perform content spoofing due to improper output encoding of error messages.
This page as .md · .json · CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
Are you affected?
Tell InfraStack what you run. It checks this one, and every next one, against your stack.
Ask from here. InfraStack checks the affected versions against your stack and answers in your inbox.
InfraStack checks the affected versions against your stack and answers in Slack, with the evidence and the fix.