Sensitive Data Exposure in IBM API Connect by IBM
CVE-2026-17388

8.5HIGH

Key Information:

Vendor

IBM
Status
Api Connect
Vendor
CVE Published:
7 November 2026

What is CVE-2026-17388?

IBM API Connect versions 10.0.8.0 to 10.0.8.12 and 12.1.0.0 to 12.1.1.2 are susceptible to an issue where a remote authenticated attacker may exploit broken object-level authorization, potentially gaining access to sensitive information. This vulnerability underscores the importance of robust authentication measures to prevent unauthorized data retrieval.

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:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.