Changeset 54557 for branches/4.3/src/wp-includes/functions.php

Timestamp:

10/17/2022 05:59:19 PM (4 years ago)

Author:

SergeyBiryukov

Message:

Grouped backports to the 4.3 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,
• Customize: Escape blogname option in underscores templates,
• 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], [54526], [54527], [54529], [54530], [54541] to the 4.3 branch.
Props voldemortensen, johnbillion, paulkevan, peterwilsoncc, xknown, dd32, audrasjb, martinkrcho, davidbaumwald, tykoted, johnjamesjacoby, ehtis, matveb, talldanwp.

Location:

branches/4.3

Files:

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

branches/4.3/src/wp-includes/functions.php

@@ -2449 +2449 @@
         } 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.' )
+                        );
+                }
         }