Changeset 54554 for branches/4.2/src/wp-includes/functions.php

Timestamp:

10/17/2022 05:55:03 PM (2 years ago)

Author:

SergeyBiryukov

Message:

Grouped backports to the 4.2 branch.

• Posts, Post types: Apply KSES to post-by-email content,
• General: Validate host on "Are you sure?" screen,
• Posts, Post types: Remove emails from post-by-email logs,
• Pings/trackbacks: Apply KSES to all trackbacks,
• Comments: Apply kses when editing comments,
• Mail: Reset PHPMailer properties between use,
• Query: Validate relation in WP_Date_Query,
• Widgets: Escape RSS error messages for display.

Merges [54521], [54522], [54523], [54525], [54527], [54529], [54530], [54541] to the 4.2 branch.
Props voldemortensen, johnbillion, paulkevan, peterwilsoncc, xknown, dd32, audrasjb, martinkrcho, davidbaumwald, tykoted, johnjamesjacoby, ehtis, matveb, talldanwp.

Location:

branches/4.2

Files:

• . (modified) (1 prop)
• src/wp-includes/functions.php (modified) (1 diff)

branches/4.2/src/wp-includes/functions.php

@@ -2441 +2441 @@
     } else {
         $html = __( 'Are you sure you want to do this?' );
-        if ( wp_get_referer() )
-            $html .= "</p><p><a href='" . esc_url( remove_query_arg( 'updated', wp_get_referer() ) ) . "'>" . __( 'Please try again.' ) . "</a>";
+        if ( wp_get_referer() ) {
+            $wp_http_referer = remove_query_arg( 'updated', wp_get_referer() );
+            $wp_http_referer = wp_validate_redirect( esc_url_raw( $wp_http_referer ) );
+            $html           .= '</p><p>';
+            $html           .= sprintf(
+                '<a href="%s">%s</a>',
+                esc_url( $wp_http_referer ),
+                __( 'Please try again.' )
+            );
+        }
     }