Tuleap is an Open Source Suite to improve management of software developments and collaboration. Tuleap has missing CSRF protections on artifact submission & edition from the tracker view. An attacker could use this vulnerability to trick victims into submitting or editing artifacts or follow-up comments. The vulnerability is fixed in Tuleap Community Edition 16.5.99.1741784483 and Tuleap Enterprise Edition 16.5-3 and 16.4-8.
The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.