API CONNECT V12 ONPREM · CVE-2026-17313 · Vendor
FIX → 12.1.1.3 ✓ verified
IBM API Connect versions 12.1.0.0 through 12.1.1.2 contain an authentication bypass through an alternate path. A remote attacker can obtain sensitive information and take control of gateway configuration.
first public Nov 7, 2026 · 2 sources
Check it with your coding agent
It checks your repository and tells you if you’re affected, with the fix.
Teams running IBM API Connect V12 OnPrem, versions 12.1.0.0 through 12.1.1.2. IBM rates the flaw 9.8: it needs no authentication or user interaction and is exploitable over the network. A remote attacker could read sensitive information and take control of gateway configuration. The bulletin names no required setting, so treat every affected install as exposed. Teams on API Connect 10.0.8.x are not in this bulletin's affected list.
Not affected if unknown
Who cares api-gateway, ibm-api-connect, on-prem, self-hosted
v12.1.0.0 through v12.1.1.2 is affected; v12.1.1.3 contains the fixIBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information and take control of gateway configuration due to authentication bypass via an alternate path.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
Upgrade to 12.1.1.3
v12.1.1.3 (Fix Central: https://www.ibm.com/support/pages/node/7290205)