CVE-2026-19121
Multiple Vulnerabilities in IBM API Connect
CVSS Score
8.3
EPSS Score
0.0%
EPSS Percentile
0th
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow an authenticated attacker to gain unauthorized access due to improper authorization. Tenant context is not sufficiently verified against the authenticated user, which could allow access to another tenant's resources.
| CWE | CWE-290 |
| Vendor | ibm |
| Product | api connect |
| Published | Nov 7, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low
Affected Versions
IBM / API Connect
12.1.0.0 ≤ 12.1.1.2