From 2273c10a840acaa3b65c124f0ed152c9c3cfb253 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pa=CC=84vels=20Nadtoc=CC=8Cajevs?=
 <7645683+bruvzg@users.noreply.github.com>
Date: Mon, 1 Sep 2025 14:56:13 +0300
Subject: [PATCH] Fix out of control area mouse events crash, if nothing have
 mouse focus.

---
 scene/main/viewport.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/scene/main/viewport.cpp b/scene/main/viewport.cpp
index 3ad22fc98b3..474395e3761 100644
--- a/scene/main/viewport.cpp
+++ b/scene/main/viewport.cpp
@@ -1903,6 +1903,10 @@ void Viewport::_gui_input_event(Ref<InputEvent> p_event) {
 			}
 			MouseButtonMask button_mask = mouse_button_to_mask(mb->get_button_index());
 			if (!gui.mouse_focus_mask.is_empty() && !gui.mouse_focus_mask.has_flag(button_mask)) {
+				if (!gui.mouse_focus) {
+					return;
+				}
+
 				// Do not steal mouse focus and stuff while a focus mask without the current mouse button exists.
 				gui.mouse_focus_mask.set_flag(button_mask);
 			} else {