Information disclosure in IBM Websphere Application Server - Liberty

CVE-2026-14909

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 is affected by an information disclosure vulnerability that allows an authenticated attacker to obtain sensitive information when restConnector-2.0 is enbabled.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/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-2026-14909?
CVE-2026-14909 is a medium-severity vulnerability in IBM Websphere Application Server - Liberty, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 6.5/10. Published 2026-10-13.
How severe is CVE-2026-14909?
Medium severity. CVSS v3 base score is 6.5 out of 10.