CVE-2026-4633

LOW

3.7

Beschreibung

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration.

CVE Details

CVSS v3.1 Bewertung3.7

SchweregradLOW

CVSS VektorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

AngriffsvektorNETWORK

KomplexitatHIGH

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht3/23/2026

Zuletzt geandert4/1/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

redhat:build_of_keycloak

Schwachen (CWE)

CWE-209

Referenzen

https://access.redhat.com/security/cve/CVE-2026-4633(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2450247(secalert@redhat.com)

IOC Korrelationen

Keine Korrelationen erfasst

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