diff --git a/CHANGES.md b/CHANGES.md
index 28e017b1a8d..f6fd404e7bf 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -32,6 +32,7 @@ Fixed Issues:
 * [#11947](http://dev.ckeditor.com/ticket/11947): [FF+IE11] Fixed: Shift+Enter in lists produces two line breaks.
 * [#11972](http://dev.ckeditor.com/ticket/11972): Fixed: Feature detection in the [`element.setText()`](http://docs.ckeditor.com/#!/api/CKEDITOR.dom.element-method-setText) method should not trigger layout engine.
 * [#7634](http://dev.ckeditor.com/ticket/7634): Fixed: Flash plugin omits `allowFullScreen` parameter in editor data if set `true`.
+* [#11910](http://dev.ckeditor.com/ticket/11910): Fixed: [Enhanced Image](http://ckeditor.com/addon/image2) does not consider `config.baseHref` when updating image dimensions.
 
 ## CKEditor 4.4.1
 
diff --git a/plugins/image2/dialogs/image2.js b/plugins/image2/dialogs/image2.js
index 94244569124..319be691a2d 100644
--- a/plugins/image2/dialogs/image2.js
+++ b/plugins/image2/dialogs/image2.js
@@ -38,6 +38,9 @@ CKEDITOR.dialog.add( 'image2', function( editor ) {
 
 		helpers = CKEDITOR.plugins.image2,
 
+		// Editor instance configuration.
+		config = editor.config,
+
 		// Content restrictions defined by the widget which
 		// impact on dialog structure and presence of fields.
 		features = editor.widgets.registered.image.features,
@@ -118,7 +121,8 @@ CKEDITOR.dialog.add( 'image2', function( editor ) {
 				callback( null );
 			} );
 
-			image.setAttribute( 'src', src + '?' + Math.random().toString( 16 ).substring( 2 ) );
+			image.setAttribute( 'src',
+				( config.baseHref || '' ) + src + '?' + Math.random().toString( 16 ).substring( 2 ) );
 		};
 	}
 
@@ -338,7 +342,7 @@ CKEDITOR.dialog.add( 'image2', function( editor ) {
 		heightField[ method ]();
 	}
 
-	var hasFileBrowser = !!( editor.config.filebrowserImageBrowseUrl || editor.config.filebrowserBrowseUrl ),
+	var hasFileBrowser = !!( config.filebrowserImageBrowseUrl || config.filebrowserBrowseUrl ),
 		srcBoxChildren = [
 			{
 				id: 'src',
diff --git a/plugins/wysiwygarea/plugin.js b/plugins/wysiwygarea/plugin.js
index 35c8d9fedd0..eb8080420e0 100644
--- a/plugins/wysiwygarea/plugin.js
+++ b/plugins/wysiwygarea/plugin.js
@@ -136,6 +136,8 @@
 		script && script.parentNode.removeChild( script );
 		script = doc.getElementById( 'cke_shimscrpt' );
 		script && script.parentNode.removeChild( script );
+		script = doc.getElementById( 'cke_basetagscrpt' );
+		script && script.parentNode.removeChild( script );
 
 		if ( CKEDITOR.env.gecko ) {
 			// Force Gecko to change contentEditable from false to true on domReady
@@ -475,6 +477,16 @@
 							'</script>';
 					}
 
+					// IE<10 needs this hack to properly enable <base href="...">.
+					// See: http://stackoverflow.com/a/13373180/1485219 (#11910).
+					if ( baseTag && CKEDITOR.env.ie && CKEDITOR.env.version < 10 ) {
+						bootstrapCode +=
+							'<script id="cke_basetagscrpt">' +
+								'var baseTag = document.querySelector( "base" );' +
+								'baseTag.href = baseTag.href;' +
+							'</script>'
+					}
+
 					data = data.replace( /(?=\s*<\/(:?head)>)/, bootstrapCode );
 
 					// Current DOM will be deconstructed by document.write, cleanup required.