diff --git a/src/wp-includes/embed.php b/src/wp-includes/embed.php
index 8c79cc8722..b002b5cc95 100644
--- a/src/wp-includes/embed.php
+++ b/src/wp-includes/embed.php
@@ -490,7 +490,14 @@ JS;
 		esc_url( $embed_url ),
 		absint( $width ),
 		absint( $height ),
-		esc_attr__( 'Embedded WordPress Post' )
+		esc_attr(
+			sprintf(
+				/* translators: 1: post title, 2: site name */
+				__( '“%1$s” — %2$s' ),
+				get_the_title( $post ),
+				get_bloginfo( 'name' )
+			)
+		)
 	);
 
 	/**
diff --git a/tests/phpunit/tests/oembed/template.php b/tests/phpunit/tests/oembed/template.php
index 21fd4851e8..fd9fddd2b7 100644
--- a/tests/phpunit/tests/oembed/template.php
+++ b/tests/phpunit/tests/oembed/template.php
@@ -242,8 +242,15 @@ class Tests_Embed_Template extends WP_UnitTestCase {
 
 	function test_get_post_embed_html() {
 		$post_id = self::factory()->post->create();
+		$title = esc_attr(
+			sprintf(
+				__( '“%1$s” — %2$s' ),
+				get_the_title( $post_id ),
+				get_bloginfo( 'name' )
+			)
+		);
 
-		$expected = '<iframe sandbox="allow-scripts" security="restricted" src="' . esc_url( get_post_embed_url( $post_id ) ) . '" width="200" height="200" title="Embedded WordPress Post" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe>';
+		$expected = '<iframe sandbox="allow-scripts" security="restricted" src="' . esc_url( get_post_embed_url( $post_id ) ) . '" width="200" height="200" title="' . $title . '" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe>';
 
 		$this->assertStringEndsWith( $expected, get_post_embed_html( 200, 200, $post_id ) );
 	}