API CONNECT V12 ONPREM · CVE-2026-17129 · Vendor
FIX → 12.1.1.3 ✓ verified
IBM API Connect V12 OnPrem 12.1.0.0 through 12.1.1.2 has an insecure direct object reference (CWE-639). A remote authenticated user can reach objects they should not see, obtaining sensitive information and causing a denial of service. IBM rates it CVSS 7.6 and lists no workaround.
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 self-managed IBM API Connect V12 OnPrem 12.1.0.0 through 12.1.1.2. Any logged-in user could read objects they should not see and degrade the service. IBM lists no workaround, so upgrading to 12.1.1.3 is the remedy. Teams on 10.0.8.x (not listed by IBM for this CVE) or not running API Connect can skip it.
Not affected if auth-required, outside-affected-versions, unaffected-version
Who cares api-gateway, auth-required, ibm-api-connect, self-hosted
12.1.0.0 to 12.1.1.212.1.1.310.0.8.x (-41) does not list this CVE; .x is not confirmed affectedIBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to obtain sensitive information and cause a denial of service due to an insecure direct object reference.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
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.
10.0.8Upgrade to 12.1.1.3
12.1.1.3 (IBM Fix Central: https://www.ibm.com/support/pages/node/7290205)