Tuleap is an Open Source Suite to improve management of software developments and collaboration. An attacker could use a vulnerability present in Tuleap Community Edition prior to version 16.8.99.1748845907 and Tuleap Enterprise Edition prior to versions 16.8-3 and 16.7-5 to trick victims into changing the canned responses. Tuleap Community Edition 16.8.99.1748845907, Tuleap Enterprise Edition 16.8-3, and Tuleap Enterprise Edition 16.7-5 contain a fix for the vulnerability.
https://tuleap.net/plugins/tracker/?aid=43326
https://github.com/Enalean/tuleap/security/advisories/GHSA-px9r-875r-w534
https://github.com/Enalean/tuleap/commit/cbf9b2a38e33dfd755dc2ccf074126b598a78274