prevent_non_default_locale_from_appearing_on_config_and_admin_pages.patch

src/main/java/password/pwm/http/PwmRequest.java

@@ -142,6 +142,9 @@ public class PwmRequest extends PwmHttpRequestWrapper implements Serializable {
         if (isFlag(PwmRequestFlag.INCLUDE_CONFIG_CSS)) {
             return PwmConstants.DEFAULT_LOCALE;
         }
+        if (!getURL().isLocalizable()) {
+            return PwmConstants.DEFAULT_LOCALE;
+        }
         return pwmSession.getSessionStateBean().getLocale();
     }
 

src/main/java/password/pwm/http/PwmURL.java

@@ -187,6 +187,13 @@ public class PwmURL {
         return isPwmServletURL(PwmServletDefinition.UpdateProfile);
     }
 
+    public boolean isLocalizable() {
+        return !isConfigGuideURL()
+                && !isAdminUrl()
+                && !isReferenceURL()
+                && !isConfigManagerURL();
+    }
+
     public String toString() {
         return uri.toString();
     }