Vulnerability in IBM API Connect
CVE-2026-17117
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 improperly controlled modification of object attributes. A user could set a field that should only be controlled by the system, which could lead to code execution.
Vulnerability class: Mass Assignment
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/7295635 (vendor-advisory, patch)
- www.ibm.com/support/pages/node/7295637 (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2026-17117?
- CVE-2026-17117 is a critical-severity vulnerability in IBM API Connect, classified under Improperly Controlled Modification of Dynamically-Determined Object Attributes. CVSS score: 9.9/10. Published 2026-11-07.
- How severe is CVE-2026-17117?
- Critical severity. CVSS v3 base score is 9.9 out of 10.