Tuleap is an open source suite to improve management of software developments and collaboration. Prior to version 15.5.99.76 of Tuleap Community Edition and prior to versions 15.5-4 and 15.4-7 of Tuleap Enterprise Edition, users with a read access to a tracker where the mass update feature is used might get access to restricted information. Tuleap Community Edition 15.5.99.76, Tuleap Enterprise Edition 15.5-4, and Tuleap Enterprise Edition 15.4-7 contain a patch for this issue.
https://tuleap.net/plugins/tracker/?aid=36803
https://github.com/Enalean/tuleap/security/advisories/GHSA-mq7f-m6mj-hjj5
https://github.com/Enalean/tuleap/commit/57978a32508f5c6d0365419b6eaeb368aee20667