diff --git a/src/wp-includes/embed-template.php b/src/wp-includes/embed-template.php
index ce33832b36..d1166e5e99 100644
--- a/src/wp-includes/embed-template.php
+++ b/src/wp-includes/embed-template.php
@@ -121,13 +121,22 @@ if ( have_posts() ) :
 			<div class="wp-embed-footer">
 				<div class="wp-embed-site-title">
 					<?php
-					printf(
+					$site_title = sprintf(
 						'<a href="%s" target="_top"><img src="%s" srcset="%s 2x" width="32" height="32" alt="" class="wp-embed-site-icon"/><span>%s</span></a>',
 						esc_url( home_url() ),
 						esc_url( get_site_icon_url( 32, admin_url( 'images/w-logo-blue.png' ) ) ),
 						esc_url( get_site_icon_url( 64, admin_url( 'images/w-logo-blue.png' ) ) ),
 						esc_html( get_bloginfo( 'name' ) )
 					);
+
+					/**
+					 * Filter the site title HTML in the embed footer.
+					 *
+					 * @since 4.4.0
+					 *
+					 * @param string $site_title The site title HTML.
+					 */
+					echo apply_filters( 'embed_site_title_html', $site_title );
 					?>
 				</div>
 
@@ -219,13 +228,16 @@ else :
 		<div class="wp-embed-footer">
 			<div class="wp-embed-site-title">
 				<?php
-				printf(
+				$site_title = sprintf(
 					'<a href="%s" target="_top"><img src="%s" srcset="%s 2x" width="32" height="32" alt="" class="wp-embed-site-icon"/><span>%s</span></a>',
 					esc_url( home_url() ),
 					esc_url( get_site_icon_url( 32, admin_url( 'images/w-logo-blue.png' ) ) ),
 					esc_url( get_site_icon_url( 64, admin_url( 'images/w-logo-blue.png' ) ) ),
 					esc_html( get_bloginfo( 'name' ) )
 				);
+
+				/** This filter is documented in wp-includes/embed-template.php */
+				echo apply_filters( 'embed_site_title_html', $site_title );
 				?>
 			</div>
 		</div>