It was found that the keycloak before 2.3.0 did not implement authentication flow correctly. An attacker could use this flaw to construct a phishing URL, from which he could hijack the user's session. This could lead to information disclosure, or permit further possible attacks.
{ "nvd_published_at": null, "github_reviewed_at": "2020-06-16T21:27:42Z", "severity": "HIGH", "github_reviewed": true, "cwe_ids": [ "CWE-287", "CWE-384" ] }