Information disclosure in IBM API Connect

CVE-2026-17215

IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to obtain sensitive information due to verbose error messages. Error responses contain more information about the system than necessary, which could help an attacker learn about the environment.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-17215?
CVE-2026-17215 is a medium-severity vulnerability in IBM API Connect, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 4.3/10. Published 2026-11-07.
How severe is CVE-2026-17215?
Medium severity. CVSS v3 base score is 4.3 out of 10.