feat: Make sure focus event only accepts the window object, b=no-bug, c=no-component

2026-04-20 06:21:00 +00:00 · 2026-01-25 18:10:26 +01:00
parent 8997a24996
commit 4327684f9f
1 changed files with 3 additions and 0 deletions
--- a/src/zen/sessionstore/ZenWindowSync.sys.mjs
+++ b/src/zen/sessionstore/ZenWindowSync.sys.mjs
@@ -1171,6 +1171,9 @@ class nsZenWindowSync {
  }

  on_focus(aEvent) {
+    if (typeof aEvent.target !== "object") {
+      return;
+    }
    const { ownerGlobal: window } = aEvent.target;
    if (
      !window?.gBrowser ||