What is CVE-2019-14909?

CVE-2019-14909 is a high-severity vulnerability in Red Hat Keycloak, classified under Improper Authentication. CVSS score: 8.3/10. Published 2019-12-04.

How severe is CVE-2019-14909?

High severity. CVSS v3 base score is 8.3 out of 10.

Auth bypass in Red Hat Keycloak

CVE-2019-14909

A vulnerability was found in Keycloak 7.x where the user federation LDAP bind type is none (LDAP anonymous bind), any password, invalid or valid will be accepted.

Vulnerability class: Broken Authentication

Published 2019-12-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.011 (64.4th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Red Hat Keycloak — versions 7.0.0, 7.0.1
Keycloak

Weakness classification (CWE)

References

bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2019-14909?: CVE-2019-14909 is a high-severity vulnerability in Red Hat Keycloak, classified under Improper Authentication. CVSS score: 8.3/10. Published 2019-12-04.
How severe is CVE-2019-14909?: High severity. CVSS v3 base score is 8.3 out of 10.