A flaw was found in Keycloak before version 12.0.0, where it is possible to add unsafe schemes for the redirect_uri parameter. This flaw allows an attacker to perform a Cross-site scripting attack.
[
{
"product": "keycloak",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "before version 12.0.0"
}
]
}
]