Changes of Sylpheed
+* 0.9.7
+
+ * The vulnerability in SMTP response handling, which is exploitable by
+ a malicious SMTP server, has been fixed.
+ * The structure of folder system has been sorted out.
+ * The checking of the existence of IMAP root directory has been modified.
+
* 0.9.6
* A crash bug when deleting currently opened folder has been fixed.