WebCalendar v1.3.0 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the component /WebCalendarvqsmnseug2/edit_entry.php.
Cross-site scripting (XSS) vulnerability in Craig Knudsen WebCalendar before 1.2.5, 1.2.6, and other versions before 1.2.7 allows remote attackers to inject arbitrary web script or HTML via the Category Name field to category.php.
Multiple cross-site scripting (XSS) vulnerabilities in Craig Knudsen WebCalendar allow remote attackers to inject arbitrary web script or HTML via the (1) $name or (2) $description variables in edit_entry_handler.php, or (3) $url, (4) $tempfullname, or (5) $ext_users[] variables in view_entry.php, different vectors than CVE-2012-0846.
install/index.php in Craig Knudsen WebCalendar before 1.2.5 allows remote attackers to modify settings.php and possibly execute arbitrary code via vectors related to the user theme preference.