GHSA-27gc-wj6x-9w55

Keycloak error_description injection on error pages that can trigger phishing attacks

En bref

Publiée
Mise à jour
CVE
CVE-2025-10044
CVSS_V3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Description

Keycloak’s account console accepts arbitrary text in the `error_description` query parameter. This text is directly rendered in error pages without validation or sanitization. While HTML encoding prevents XSS, an attacker can craft URLs with misleading messages (e.g., fake support phone numbers or URLs), which are displayed within the trusted Keycloak UI. This creates a phishing vector, potentially tricking users into contacting malicious actors.

Paquets affectés

PaquetVersions
Maven · org.keycloak:keycloak-account-uiintroduced 0, fixed 26.2.9
Maven · org.keycloak:keycloak-account-uiintroduced 26.3.0, fixed 26.3.4
Maven · org.keycloak:keycloak-admin-uiintroduced 0, fixed 26.2.9
Maven · org.keycloak:keycloak-admin-uiintroduced 26.3.0, fixed 26.3.4

Références

Sources

SourceLicence
OSV.devCC-BY 4.0 — GitHub Advisory Database