SquirrelMail is an easy-to-configure, standards-based, webmail package written in PHP. It includes built-in PHP support for the IMAP and SMTP protocols, and pure HTML 4.0 page-rendering for maximum browser-compatibility, strong MIME support, address books, and folder manipulation. The Red Hat SquirrelMail packages provided by the RHSA-2009:0010 advisory introduced a session handling flaw. Users w ...