From b3e128c6ef0d71e22ca917d582702d71160dbdbb Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Tue, 03 Nov 2026 21:04:42 +0000
Subject: [PATCH] Store single logout ticket only after successful validation
---
src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java b/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java
index 422c760..6a93fac 100644
--- a/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java
+++ b/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java
@@ -186,8 +186,6 @@
throw new CASValidationException(CASErrorCode.INVALID_SERVICE, "Ticket was not issued for this service", Response.Status.BAD_REQUEST);
}
- clientSession.setNote(CASLoginProtocol.SESSION_TICKET, ticket);
-
if (requireReauth && AuthenticationManager.isSSOAuthentication(clientSession)) {
event.error(Errors.SESSION_EXPIRED);
throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Interactive authentication was requested but not performed", Response.Status.BAD_REQUEST);
@@ -226,6 +224,10 @@
throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Session not active", Response.Status.BAD_REQUEST);
}
+ // Single logout refers to the service ticket the client session was established with
+ if (prefix.equals(CASLoginProtocol.SERVICE_TICKET_PREFIX)) {
+ clientSession.setNote(CASLoginProtocol.SESSION_TICKET, ticket);
+ }
}
protected void createProxyGrant(String pgtUrl) {
--
Gitblit v1.10.0