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-rw-r--r--program/include/main.inc4
1 files changed, 2 insertions, 2 deletions
diff --git a/program/include/main.inc b/program/include/main.inc
index d79ba2ca4..7f4945692 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -872,8 +872,8 @@ function rcmail_mod_css_styles($source, $container_id)
$replacements = new rcube_string_replacer;
// ignore the whole block if evil styles are detected
- $stripped = preg_replace('/[^a-z\(:]/', '', rcmail_xss_entity_decode($source));
- if (preg_match('/expression|behavior|url\(|import/', $stripped))
+ $stripped = preg_replace('/[^a-z\(:;]/', '', rcmail_xss_entity_decode($source));
+ if (preg_match('/expression|behavior|url\(|import[^a]/', $stripped))
return '/* evil! */';
// remove css comments (sometimes used for some ugly hacks)