Fixed bug with empty string

diff --git a/lib/weblib.php b/lib/weblib.php
index f404a9ae2d2304273cbd4a6f075b43b590bbad85..4a47942c5bf7808e4acef46faf948eaa5d1ea221 100644 (file)
--- a/lib/weblib.php
+++ b/lib/weblib.php
@@ -482,6 +482,10 @@ function detect_munged_arguments($string) {
     if (ereg('[\|\`]', $string)) {  // check for other bad characters
         return true;
     }
+    if (empty($string) or $string == '/') {
+        return true;
+    }
+
     return false;
 }