diff --git a/CHANGES.md b/CHANGES.md
index cdd561be1ba..7af920fa645 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -9,6 +9,7 @@ CKEditor 4 Changelog
 * [#9887](http://dev.ckeditor.com/ticket/9887): Disable magicline when editor.readOnly is set.
 * [#9882](http://dev.ckeditor.com/ticket/9882): Fixed empty document title on getData() if set via docprops dialog.
 * [#9773](http://dev.ckeditor.com/ticket/9773): Fixed rendering problems with select fields in Kama.
+* [#9851](http://dev.ckeditor.com/ticket/9851): SelectionChange isn't fired when mouse selection finished outside editable.
 
 ## CKEditor 4.0.1
 
diff --git a/core/selection.js b/core/selection.js
index 6740d60c665..fd501bbff4e 100644
--- a/core/selection.js
+++ b/core/selection.js
@@ -381,8 +381,12 @@
 				});
 			}
 			// In all other cases listen on simple mouseup over editable, as we did before #9699.
+			//
+			// Use document instead of editable in non-IEs for observing mouseup
+			// since editable won't fire the event if selection process started within iframe and ended out
+			// of the editor (#9851).
 			else
-				editable.attachListener( editable, 'mouseup', checkSelectionChangeTimeout, editor );
+				editable.attachListener( CKEDITOR.env.ie ? editable : doc.getDocumentElement(), 'mouseup', checkSelectionChangeTimeout, editor );
 
 			if ( CKEDITOR.env.webkit ) {
 				// Before keystroke is handled by editor, check to remove the filling char.
diff --git a/plugins/clipboard/plugin.js b/plugins/clipboard/plugin.js
index e485e557fd2..763f2841e0a 100644
--- a/plugins/clipboard/plugin.js
+++ b/plugins/clipboard/plugin.js
@@ -477,7 +477,10 @@
 				!preventBeforePasteEvent && fixCut( editor );
 			});
 
-			editable.on( 'mouseup', function() {
+			// Use editor.document instead of editable in non-IEs for observing mouseup
+			// since editable won't fire the event if selection process started within
+			// iframe and ended out of the editor (#9851).
+			( CKEDITOR.env.ie ? editable : editor.document.getDocumentElement() ).on( 'mouseup', function() {
 				setTimeout( function() {
 					setToolbarStates();
 				}, 0 );