Authorization Flaw in IBM API Connect Allows Remote Tenant Manipulation
CVE-2026-17362

9.8CRITICAL

Key Information:

Vendor

IBM
Status
Api Connect V12 Onprem
Vendor
CVE Published:
7 November 2026

What is CVE-2026-17362?

IBM API Connect versions 12.1.0.0 through 12.1.1.2 contain an authorization vulnerability that could allow a remote attacker to create, modify, or delete tenants. This flaw arises from inadequate authorization checks, leaving the system exposed to potential unauthorized actions. It is crucial for users of these versions to apply the recommended patches promptly to safeguard against exploitation.

Affected Version(s)

API Connect V12 OnPrem 12.1.0.0 <= 12.1.1.2

References

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

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.