src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java

@@ -24,6 +24,7 @@
import org.keycloak.models.KeycloakSession;
import org.keycloak.models.KeycloakUriInfo;
import org.keycloak.models.RealmModel;
import org.keycloak.protocol.oidc.OIDCLoginProtocol;
import org.keycloak.services.Urls;
import org.keycloak.services.util.ResolveRelative;

@@ -72,13 +73,13 @@

    private static Set<String> getValidateRedirectUris(KeycloakSession session) {
        return session.getContext().getRealm().getClientsStream()
                .filter(ClientModel::isEnabled)
                .filter(client -> client.isEnabled() && OIDCLoginProtocol.LOGIN_PROTOCOL.equals(client.getProtocol()) && !client.isBearerOnly() && (client.isStandardFlowEnabled() || client.isImplicitFlowEnabled()))
                .map(c -> resolveValidRedirects(session, c.getRootUrl(), c.getRedirectUris()))
                .flatMap(Collection::stream)
                .collect(Collectors.toSet());
    }

    private static String verifyRedirectUri(KeycloakSession session, String rootUrl, String redirectUri, Set<String> validRedirects, boolean requireRedirectUri) {
    public static String verifyRedirectUri(KeycloakSession session, String rootUrl, String redirectUri, Set<String> validRedirects, boolean requireRedirectUri) {
        KeycloakUriInfo uriInfo = session.getContext().getUri();
        RealmModel realm = session.getContext().getRealm();

@@ -115,7 +116,7 @@

            boolean valid = matchesRedirects(resolveValidRedirects, r);

            if (!valid && r.startsWith(Constants.INSTALLED_APP_URL) && r.indexOf(':', Constants.INSTALLED_APP_URL.length()) >= 0) {
            if (!valid && (r.startsWith(Constants.INSTALLED_APP_URL) || r.startsWith(Constants.INSTALLED_APP_LOOPBACK)) && r.indexOf(':', Constants.INSTALLED_APP_URL.length()) >= 0) {
                int i = r.indexOf(':', Constants.INSTALLED_APP_URL.length());

                StringBuilder sb = new StringBuilder();