[JENKINS-74842] ClassCastException in `ReverseProxySecurityRealm#lo…

…adGroupByGroupname2` (#153)
jenkinsci · Nov 13, 2024 · be58e13 · be58e13
1 parent d99619b
commit be58e13
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/main/java/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm.java b/src/main/java/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm.java
@@ -785,8 +785,10 @@ public GroupDetails loadGroupByGroupname2(String groupname, boolean fetchMembers
             // TODO: obtain a DN instead so that we can obtain multiple attributes later
             String searchBase = groupSearchBase != null ? groupSearchBase : "";
             String searchFilter = groupSearchFilter != null ? groupSearchFilter : GROUP_SEARCH;
-            groups = ldapTemplate.searchForSingleAttributeValues(
-                    searchBase, searchFilter, new String[] {groupname}, "cn");
+            try (SetContextClassLoader sccl = new SetContextClassLoader(ReverseProxySecurityRealm.class)) {
+                groups = ldapTemplate.searchForSingleAttributeValues(
+                        searchBase, searchFilter, new String[] {groupname}, "cn");
+            }
         } else {
             Authentication auth = SecurityContextHolder.getContext().getAuthentication();
             Collection<? extends GrantedAuthority> authorities =