A stored cross-site scripting (XSS) vulnerability exists in craigk5n/webcalendar version 1.3.0. The vulnerability occurs in the 'Report Name' input field while creating a new report. An attacker can inject malicious scripts, which are then executed in the context of other users who view the report, potentially leading to the theft of user accounts and cookies.

Cross-site scripting (XSS) vulnerability in Craig Knudsen WebCalendar 1.2.4 allows remote attackers to inject arbitrary web script or HTML via the Location variable.

WebCalendar 1.2.3, and other versions before 1.2.5, allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by ws/user_mod.php and certain other files.

Cross-site request forgery (CSRF) vulnerability in WebCalendar 1.2.0 allows remote attackers to hijack the authentication of administrators for requests that change the administrative password via unknown vectors. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Multiple cross-site request forgery (CSRF) vulnerabilities in WebCalendar 1.2.0, and other versions before 1.2.5, allow remote attackers to hijack the authentication of administrators for requests that (1) delete an event or (2) ban an IP address from posting via unknown vectors. NOTE: some of these details are obtained from third party information.

Multiple cross-site scripting (XSS) vulnerabilities in WebCalendar 1.2.0, and other versions before 1.2.5, allow remote attackers to inject arbitrary web script or HTML via the (1) tab parameter to users.php and the PATH_INFO to (2) day.php, (3) month.php, and (4) week.php. NOTE: some of these details are obtained from third party information.

PHP remote file inclusion vulnerability in send_reminders.php in WebCalendar 1.0.4 allows remote attackers to execute arbitrary PHP code via a URL in the includedir parameter and a 0 value for the noSet parameter, a different vector than CVE-2007-1483.

Multiple PHP remote file inclusion vulnerabilities in WebCalendar 0.9.45 allow remote attackers to execute arbitrary PHP code via a URL in the includedir parameter to (1) login.php, (2) get_reminders.php, or (3) get_events.php.