Several remote vulnerabilities have been discovered in phpgroupware, a Web based groupware system written in PHP. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2009-4414 An SQL injection vulnerability was found in the authentication module. CVE-2009-4415 Multiple directory traversal vulnerabilities were found in the addressbook module. CVE-2009-4416 The authentication module is affected by cross-site scripting. For the stable distribution these problems have been fixed in version 0.9.16.012+dfsg-8+lenny1. For the unstable distribution these problems have been fixed in version 0.9.16.012+dfsg-9. We recommend that you upgrade your phpgroupware packages.