It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request. An attacker could use this flaw to craft a malicious password reset request and gain a valid reset token, leading to information disclosure or further attacks.
{
    "nvd_published_at": null,
    "github_reviewed_at": "2020-06-16T21:27:40Z",
    "cwe_ids": [
        "CWE-602"
    ],
    "severity": "MODERATE",
    "github_reviewed": true
}