IBM API CONNECT · CVE-2026-17359 · Infrastructure
FIX → 10.0.8.13 · 12.1.1.3 ✓ verified
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 let a remote authenticated attacker supply a value that changes code the product generates. That lets the attacker execute arbitrary code on the server.
first public Nov 7, 2026 · 2 sources
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Teams running self-managed IBM API Connect 10.0.8.0 through 10.0.8.12 or 12.1.0.0 through 12.1.1.2 (IBM lists V12 OnPrem). Any authenticated user with low privileges can supply a value that changes code the product generates, which leads to code execution on the server. Teams on the fixed versions can skip it.
Not affected if unaffected-version
Who cares api-gateway, ibm-api-connect, self-hosted
v12.1.0.0 - v12.1.1.210.0.8.13 and IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to execute arbitrary code due to improper control of generation of code. A user-supplied value can influence code that the product generates, which could lead to code execution.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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v12.1.1.3Upgrade to 10.0.8.13 · 12.1.1.3
Upgrade IBM API Connect 10.0.8.x to 10.0.8.13, or 12.1.x on-prem to v12.1.1.3 (Fix Central; IBM lists no workaround).