Remote Code Execution Vulnerability in IBM API Connect Products
CVE-2026-17409

9.4CRITICAL

Key Information:

Vendor

IBM
Status
Api Connect
Vendor
CVE Published:
7 November 2026

What is CVE-2026-17409?

A significant vulnerability in IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could be exploited by remote attackers to perform unauthorized administrative operations. This issue arises from an improper handling of case sensitivity in access controls, permitting attackers to reach restricted operations and potentially access sensitive information. Proper configurations and patches from IBM are necessary to mitigate this risk.

Affected Version(s)

API Connect 12.1.0.0 <= 12.1.1.2

API Connect 10.0.8.0 <= 10.0.8.12

References

https://www.ibm.com/support/pages/node/7295635
vendor-advisorypatch
https://www.ibm.com/support/pages/node/7295637
vendor-advisorypatch

CVSS V3.1

Score:
9.4
Severity:
CRITICAL
Confidentiality:
Low
Integrity:
High
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.