From 80d49178301c1849936505f8c095ad24e1af8dae Mon Sep 17 00:00:00 2001
From: ntsekouras <ntsekouras@outlook.com>
Date: Thu, 9 Feb 2023 09:55:14 +0200
Subject: [PATCH] [Block Library - Cover]: Ensure `url` is not malformed due to
 sanitization through `wp_kses`

---
 packages/block-library/src/cover/edit/index.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/block-library/src/cover/edit/index.js b/packages/block-library/src/cover/edit/index.js
index de491582f724e..a74ebe8fe18eb 100644
--- a/packages/block-library/src/cover/edit/index.js
+++ b/packages/block-library/src/cover/edit/index.js
@@ -116,7 +116,10 @@ function CoverEdit( {
 	// we define the url and background type
 	// depending on the value of the useFeaturedImage flag
 	// to preview in edit the dynamic featured image
-	const url = useFeaturedImage ? mediaUrl : attributes.url;
+	const url = useFeaturedImage
+		? mediaUrl
+		: // Ensure the url is not malformed due to sanitization through `wp_kses`.
+		  attributes.url?.replaceAll( '&amp;', '&' );
 	const backgroundType = useFeaturedImage
 		? IMAGE_BACKGROUND_TYPE
 		: attributes.backgroundType;