Changeset 57406 for branches/4.9/src/wp-admin/update.php

Timestamp:

01/30/2024 03:03:04 PM (14 months ago)

Author:

jorbin

Message:

Grouped Backports to the 4.9 branch.

• Install: When populating options, maybe_serialize instead of always serialize.
• Uploads: Check for and verify ZIP archives.

Merges [57388] and [57389] to the 4.9 branch.

Props costdev, peterwilsoncc, azaozz, tykoted, johnbillion, desrosj, afragen, jorbin, xknown.

Location:

branches/4.9

Files:

• . (modified) (1 prop)
• src/wp-admin/update.php (modified) (2 diffs)

branches/4.9/src/wp-admin/update.php

@@ -147 +147 @@
         check_admin_referer('plugin-upload');
 
+        if ( isset( $_FILES['pluginzip']['name'] ) && ! str_ends_with( strtolower( $_FILES['pluginzip']['name'] ), '.zip' ) ) {
+            wp_die( __( 'Only .zip archives may be uploaded.' ) );
+        }
+
         $file_upload = new File_Upload_Upgrader('pluginzip', 'package');
 
@@ -249 +253 @@
 
         check_admin_referer('theme-upload');
+
+        if ( isset( $_FILES['themezip']['name'] ) && ! str_ends_with( strtolower( $_FILES['themezip']['name'] ), '.zip' ) ) {
+            wp_die( __( 'Only .zip archives may be uploaded.' ) );
+        }
 
         $file_upload = new File_Upload_Upgrader('themezip', 'package');