Vulnerability in Red Hat Build Of Keycloak 26.2

CVE-2026-3047

A flaw was found in org.keycloak.broker.saml. When a disabled Security Assertion Markup Language (SAML) client is configured as an Identity Provider (IdP)-initiated broker landing target, it can still complete the login process and establi…

EPSS: 0.005 (37.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-3047?
CVE-2026-3047 is a high-severity vulnerability in Red Hat Build Of Keycloak 26.2, classified under Authentication Bypass by Primary Weakness. CVSS score: 8.8/10. Published 2026-03-05.
How severe is CVE-2026-3047?
High severity. CVSS v3 base score is 8.8 out of 10.