In Limesurvey before 3.17.14, the entire database is exposed through browser caching.

A path disclosure vulnerability was found in Limesurvey before 3.17.14 that allows a remote attacker to discover the path to the application in the filesystem.

A clickjacking vulnerability was found in Limesurvey before 3.17.14.

An XML injection vulnerability was found in Limesurvey before 3.17.14 that allows remote attackers to import specially crafted XML files and execute code or compromise data integrity.

LimeSurvey before v3.17.14 allows reflected XSS for escalating privileges from a low-privileged account to, for example, SuperAdmin. This occurs in application/core/Survey_Common_Action.php,

LimeSurvey before v3.17.14 allows stored XSS for escalating privileges from a low-privileged account to, for example, SuperAdmin. The attack uses a survey group in which the title contains JavaScript that is mishandled upon group deletion.

Limesurvey before 3.17.10 does not validate both the MIME type and file extension of an image.

LimeSurvey 3.17.7+190627 has XSS via Boxes in application/extensions/PanelBoxWidget/views/box.php or a label title in application/views/admin/labels/labelview_view.php.

LimeSurvey 2.6.x before 2.6.7, 2.7x.x before 2.73.1, and 3.x before 3.4.2 mishandles application/controller/InstallerController.php after installation, which allows remote attackers to access the configuration file.

LimeSurvey version 3.15.5 contains a Cross-site scripting (XSS) vulnerability in Survey Resource zip upload, resulting in Javascript code execution against LimeSurvey administrators. Fixed in version 3.15.6.

An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserialization of arbitrary data via the phar:// wrapper.

In LimeSurvey 3.14.7, HTML Injection and Stored XSS have been discovered in the appendix via the surveyls_title parameter to /index.php?r=admin/survey/sa/insert.

In LimeSurvey before 3.14.7, an admin user can leverage a "file upload" question to read an arbitrary file,

LimeSurvey version 3.14.4 and earlier contains a directory traversal in file upload that allows upload of webshell vulnerability in file upload functionality that can result in remote code execution as authenticated user. This attack appear to be exploitable via An authenticated user can upload a specially crafted zip file to get remote code execution. This vulnerability appears to have been fixed in after commit 72a02ebaaf95a80e26127ee7ee2b123cccce05a7 / version 3.14.4.

LimeSurvey version prior to 3.14.4 contains a file upload vulnerability in upload functionality that can result in an attacker gaining code execution via webshell. This attack appear to be exploitable via an authenticated user uploading a zip archive which can contains malicious php files that can be called under certain circumstances. This vulnerability appears to have been fixed in after commit 91d143230eb357260a19c8424b3005deb49a47f7 / version 3.14.4.

LimeSurvey version 3.0.0-beta.3+17110 contains a Cross ite Request Forgery (CSRF) vulnerability in Boxes that can result in CSRF admins to delete boxes. This vulnerability appears to have been fixed in 3.6.x.

LimeSurvey version 3.0.0-beta.3+17110 contains a Cross Site Scripting (XSS) vulnerability in Boxes that can result in JS code execution against LimeSurvey admins. This vulnerability appears to have been fixed in 3.6.x.

LimeSurvey version 3.0.0-beta.3+17110 contains a Cross ite Request Forgery (CSRF) vulnerability in Theme Uninstallation that can result in CSRF causing LimeSurvey admins to delete all their themes, rendering the website unusable. This attack appear to be exploitable via Simple HTML markup can be used to send a GET request to the affected endpoint.

LimeSurvey before 2.72.4 has Stored XSS by using the Continue Later (aka Resume later) feature to enter an email address, which is mishandled in the admin panel.