CVE-2026-18689

EUVD-2026-118793
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow an authenticated user to obtain limited information about other organizations due to incorrect authorization. A token issued for a limited purpose is accepted where it should not be, which could reveal the names of other organizations.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
ibmCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 20.7%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
ibmapi_connect
12.1.0.0 ≤
𝑥
≤ 12.1.1.2
CNA
ibmapi_connect
10.0.8.0 ≤
𝑥
≤ 10.0.8.12
CNA
Common Weakness Enumeration
References
https://www.ibm.com/support/pages/node/7295635
https://www.ibm.com/support/pages/node/7295637