Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 5943)
+++ /CKEditor/trunk/CHANGES.html	(revision 5944)
@@ -66,4 +66,5 @@
 		<li><a href="http://dev.ckeditor.com/ticket/6461">#6461</a> : Attributes are now being kept when changing block formatting.</li>
 		<li><a href="http://dev.ckeditor.com/ticket/6226">#6226</a> : BIDI: Language direction applied to a Paragraph is removed when we apply one of Paragraph formatting options.</li>
+		<li><a href="http://dev.ckeditor.com/ticket/5395">#5395</a> : [Opera] Native context menu incorrectly opened after Opera 10.2.</li>
 		<li>Updated the following language files:<ul>
 			<li><a href="http://dev.ckeditor.com/ticket/6427">#6427</a> : Ukrainian;</li>
Index: /CKEditor/trunk/_source/plugins/contextmenu/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/contextmenu/plugin.js	(revision 5943)
+++ /CKEditor/trunk/_source/plugins/contextmenu/plugin.js	(revision 5944)
@@ -148,11 +148,12 @@
 		addTarget : function( element, nativeContextMenuOnCtrl )
 		{
-			// Opera doesn't support 'contextmenu' event, we have duo approaches employed here:
-			// 1. Inherit the 'button override' hack we introduced in v2 (#4530), while this require the Opera browser
-			//  option 'Allow script to detect context menu/right click events' to be always turned on.
+
+			// For browsers (Opera <=10a) that doesn't  support 'contextmenu' event, we have duo approaches employed here:
+			// 1. Inherit the 'button override' hack we introduced in v2 (#4530) (In Opera browser, this require the
+			//  option 'Allow script to detect context menu/right click events' to be always turned on).
 			// 2. Considering the fact that ctrl/meta key is not been occupied
 			//  for multiple range selecting (like Gecko), we use this key
 			//  combination as a fallback for triggering context-menu. (#4530)
-			if ( CKEDITOR.env.opera )
+			if ( CKEDITOR.env.opera && !( 'oncontextmenu' in document.body ) )
 			{
 				var contextMenuOverrideButton;