diff --git a/src/app/utils/dom.ts b/src/app/utils/dom.ts
index 3ced8f57f..81f4a8087 100644
--- a/src/app/utils/dom.ts
+++ b/src/app/utils/dom.ts
@@ -1,6 +1,16 @@
 export const targetFromEvent = (evt: Event, selector: string): Element | undefined => {
   const targets = evt.composedPath() as Element[];
-  return targets.find((target) => target.matches?.(selector));
+  if (targets.length > 0) {
+    return targets.find((target) => target.matches?.(selector));
+  }
+  // composedPath() is empty when the event is no longer dispatching (e.g. inside a
+  // portal-within-portal in React 19). Walk up the DOM from evt.target instead.
+  let el = evt.target instanceof Element ? evt.target : null;
+  while (el) {
+    if (el.matches(selector)) return el;
+    el = el.parentElement;
+  }
+  return undefined;
 };
 
 export const editableActiveElement = (): boolean =>