CVE-2007-0609 (Directory traversal vulnerability in Advanced Guestbook 2.4.2 allows remote attackers to bypass .htaccess settings, and execute arbitrary PHP local files or read arbitrary local templates, via a .. (dot dot) in a lang cookie, followed by a filename without its .php extension, as demonstrated via a request to index.php.)
CVE-2007-0608 (Advanced Guestbook 2.4.2 allows remote attackers to obtain sensitive information via an invalid (1) GB_TBL parameter to (a) lang/codes-english.php or (b) image.php, which reveal the database name; (2) an invalid GB_DB parameter to index.php, coupled with a ../index lang cookie, which reveals the installation path; or (3) a direct request to index.php with no parameters or cookies, which reveals the installation path.)
CVE-2007-0605 (Cross-site scripting (XSS) vulnerability in picture.php in Advanced Guestbook 2.4.2 allows remote attackers to inject arbitrary web script or HTML via the picture parameter.)