Changeset 54569 for branches/4.9/src/wp-includes/functions.php

Timestamp:

10/17/2022 06:11:47 PM (2 years ago)

Author:

SergeyBiryukov

Message:

Grouped backports to the 4.9 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,
• Media: Refactor search by filename within the admin,
• Pings/trackbacks: Apply KSES to all trackbacks,
• Comments: Apply kses when editing comments,
• Customize: Escape blogname option in underscores templates,
• REST API: Lockdown post parameter of the terms endpoint,
• Mail: Reset PHPMailer properties between use,
• Query: Validate relation in WP_Date_Query,
• Widgets: Escape RSS error messages for display.

Merges [54521], [54522], [54523], [54524], [54525], [54526], [54527], [54528], [54529], [54530], [54541] to the 4.9 branch.
Props voldemortensen, johnbillion, paulkevan, peterwilsoncc, xknown, dd32, audrasjb, martinkrcho, vortfu, davidbaumwald, tykoted, timothyblynjacobs, johnjamesjacoby, ehtis, matveb, talldanwp.

Location:

branches/4.9

Files:

• . (modified) (1 prop)
• src/wp-includes/functions.php (modified) (3 diffs)

branches/4.9/src/wp-includes/functions.php

@@ -2378 +2378 @@
             if ( $type !== $real_mime ) {
                 /*
-                 * Everything else including image/* and application/*: 
+                 * Everything else including image/* and application/*:
                  * If the real content type doesn't match the file extension, assume it's dangerous.
                  */
@@ -2387 +2387 @@
     }
 
-    // The mime type must be allowed 
+    // The mime type must be allowed
     if ( $type ) {
         $allowed = get_allowed_mime_types();
@@ -2661 +2661 @@
         $html = __( 'The link you followed has expired.' );
         if ( wp_get_referer() ) {
-            $html .= '</p><p>';
-            $html .= sprintf( '<a href="%s">%s</a>',
-                esc_url( remove_query_arg( 'updated', 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.' )
             );