diff --git a/platform/osx/os_osx.mm b/platform/osx/os_osx.mm
index 16f1ff8e114..44b4223a652 100644
--- a/platform/osx/os_osx.mm
+++ b/platform/osx/os_osx.mm
@@ -1604,6 +1604,7 @@ void OS_OSX::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, c
 		}
 
 		ERR_FAIL_COND(!texture.is_valid());
+		ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0);
 		ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
 		ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height);
 
diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp
index 9d5cae00e88..88793386ab3 100644
--- a/platform/windows/os_windows.cpp
+++ b/platform/windows/os_windows.cpp
@@ -2252,6 +2252,7 @@ void OS_Windows::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shap
 		}
 
 		ERR_FAIL_COND(!texture.is_valid());
+		ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0);
 		ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
 		ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height);
 
diff --git a/platform/x11/os_x11.cpp b/platform/x11/os_x11.cpp
index 606a2371fee..a57a8c6bb93 100644
--- a/platform/x11/os_x11.cpp
+++ b/platform/x11/os_x11.cpp
@@ -2534,6 +2534,7 @@ void OS_X11::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, c
 		}
 
 		ERR_FAIL_COND(!texture.is_valid());
+		ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0);
 		ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
 		ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height);