diff --git a/wp-admin/includes/media.php b/wp-admin/includes/media.php
index 42584ee5c0..8a356ddb73 100644
--- a/wp-admin/includes/media.php
+++ b/wp-admin/includes/media.php
@@ -1656,7 +1656,6 @@ function get_media_item( $attachment_id, $args = null ) {
 
 		$required      = $field['required'] ? '<span class="required">*</span>' : '';
 		$required_attr = $field['required'] ? ' required' : '';
-		$aria_required = $field['required'] ? " aria-required='true'" : '';
 		$class         = $id;
 		$class        .= $field['required'] ? ' form-required' : '';
 
@@ -1669,9 +1668,9 @@ function get_media_item( $attachment_id, $args = null ) {
 				$field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
 			}
 			// Post_excerpt is already escaped by sanitize_post() in get_attachment_fields_to_edit().
-			$item .= "<textarea id='$name' name='$name'{$required_attr}{$aria_required}>" . $field['value'] . '</textarea>';
+			$item .= "<textarea id='$name' name='$name'{$required_attr}>" . $field['value'] . '</textarea>';
 		} else {
-			$item .= "<input type='text' class='text' id='$name' name='$name' value='" . esc_attr( $field['value'] ) . "'{$required_attr}{$aria_required} />";
+			$item .= "<input type='text' class='text' id='$name' name='$name' value='" . esc_attr( $field['value'] ) . "'{$required_attr} />";
 		}
 		if ( ! empty( $field['helps'] ) ) {
 			$item .= "<p class='help'>" . join( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
@@ -1829,7 +1828,6 @@ function get_compat_media_markup( $attachment_id, $args = null ) {
 		$readonly      = ! $user_can_edit && ! empty( $field['taxonomy'] ) ? " readonly='readonly' " : '';
 		$required      = $field['required'] ? '<span class="required">*</span>' : '';
 		$required_attr = $field['required'] ? ' required' : '';
-		$aria_required = $field['required'] ? " aria-required='true'" : '';
 		$class         = 'compat-field-' . $id;
 		$class        .= $field['required'] ? ' form-required' : '';
 
@@ -1844,9 +1842,9 @@ function get_compat_media_markup( $attachment_id, $args = null ) {
 				// sanitize_post() skips the post_content when user_can_richedit.
 				$field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
 			}
-			$item .= "<textarea id='$id_attr' name='$name'{$required_attr}{$aria_required}>" . $field['value'] . '</textarea>';
+			$item .= "<textarea id='$id_attr' name='$name'{$required_attr}>" . $field['value'] . '</textarea>';
 		} else {
-			$item .= "<input type='text' class='text' id='$id_attr' name='$name' value='" . esc_attr( $field['value'] ) . "' $readonly{$required_attr}{$aria_required} />";
+			$item .= "<input type='text' class='text' id='$id_attr' name='$name' value='" . esc_attr( $field['value'] ) . "' $readonly{$required_attr} />";
 		}
 		if ( ! empty( $field['helps'] ) ) {
 			$item .= "<p class='help'>" . join( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
@@ -2753,14 +2751,14 @@ function wp_media_insert_url_form( $default_view = 'image' ) {
 				<label for="src"><span class="alignleft">' . __( 'URL' ) . '</span> <span class="required">*</span></label>
 				<span class="alignright" id="status_img"></span>
 			</th>
-			<td class="field"><input id="src" name="src" value="" type="text" required aria-required="true" onblur="addExtImage.getImageData()" /></td>
+			<td class="field"><input id="src" name="src" value="" type="text" required onblur="addExtImage.getImageData()" /></td>
 		</tr>
 
 		<tr>
 			<th scope="row" class="label">
 				<label for="title"><span class="alignleft">' . __( 'Title' ) . '</span> <span class="required">*</span></label>
 			</th>
-			<td class="field"><input id="title" name="title" value="" type="text" required aria-required="true" /></td>
+			<td class="field"><input id="title" name="title" value="" type="text" required /></td>
 		</tr>
 
 		<tr class="not-image"><td></td><td><p class="help">' . __( 'Link text, e.g. &#8220;Ransom Demands (PDF)&#8221;' ) . '</p></td></tr>
@@ -2769,7 +2767,7 @@ function wp_media_insert_url_form( $default_view = 'image' ) {
 			<th scope="row" class="label">
 				<label for="alt"><span class="alignleft">' . __( 'Alternative Text' ) . '</span></label>
 			</th>
-			<td class="field"><input id="alt" name="alt" value="" type="text" aria-required="true" />
+			<td class="field"><input id="alt" name="alt" value="" type="text" required />
 			<p class="help">' . __( 'Alt text for the image, e.g. &#8220;The Mona Lisa&#8221;' ) . '</p></td>
 		</tr>
 		' . $caption . '
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 12289dca0f..38ffbe642a 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-42758';
+$wp_version = '5.0-alpha-42759';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.