Cross-site scripting (XSS) vulnerability in the subscription functionality in the Project issue tracking module before 4.7.x-1.5, 4.7.x-2.x before 4.7.x-2.5, and 5.x-1.x before 5.x-1.1 for Drupal allows remote authenticated users with project create or edit permissions to inject arbitrary web script or HTML via unspecified vectors involving a (1) individual or (2) overview form.

The Project issue tracking module before 4.7.x-1.3, 4.7.x-2.* before 4.7.x-2.3, and 5 before 5.x-0.2-beta for Drupal allows remote authenticated users, with "access project issues" permission, to read the contents of a private node via a URL with a modified node identifier.

Multiple cross-site scripting (XSS) vulnerabilities in Drupal (1) Project Issue Tracking 4.7.x-1.0 and 4.7.x-2.0, and (2) Project 4.6.x-1.0, 4.7.x-1.0, and 4.7.x-2.0 allow remote attackers to inject arbitrary web script or HTML via unspecified parameters, which do not use the check_plain function.