Fix removal of on=... attributes from html generated from markdown

diff --git a/plugins/markdown/markdown.php b/plugins/markdown/markdown.php
index 6b4aabf3ae8ad6798ab40bb12ba8b499c7b13609..2f24e4172b1d3c66ca1eb0f1a9bf66ed4ecde606 100644 (file)
--- a/plugins/markdown/markdown.php
+++ b/plugins/markdown/markdown.php
@@ -288,7 +288,7 @@ function sanitize_html($description)
             $description);
     }
     $description = preg_replace(
-        '#(<[^>]+)on[a-z]*="?[^ "]*"?#is',
+        '#(<[^>]+\s)on[a-z]*="?[^ "]*"?#is',
         '$1',
         $description);
     return $description;