[Defend Workflows] Fix: proper regexp test for dynamic parameters presence (#150696)

szwarckonrad · web-flow · commit b5dde1fcf5f5 · 2023-02-09T18:02:53.000+01:00
diff --git a/x-pack/plugins/security_solution/server/lib/detection_engine/rule_response_actions/schedule_notification_response_actions.ts b/x-pack/plugins/security_solution/server/lib/detection_engine/rule_response_actions/schedule_notification_response_actions.ts
@@ -52,7 +52,7 @@ export const scheduleNotificationResponseActions = (
         ? responseAction.params.queries
         : [{ query: responseAction.params.query }];
       const containsDynamicQueries = some(temporaryQueries, (query) => {
-        return query.query ? CONTAINS_DYNAMIC_PARAMETER_REGEX.test(query.query) : false;
+        return query.query ? new RegExp(CONTAINS_DYNAMIC_PARAMETER_REGEX).test(query.query) : false;
       });
       const { savedQueryId, packId, queries, ecsMapping, ...rest } = responseAction.params;
 
