TREK is a collaborative travel planner. Prior to 2.7.2, TREK served uploaded photos without requiring authentication. This vulnerability is fixed in 2.7.2.
https://github.com/mauriceboe/TREK/security/advisories/GHSA-wxx3-84fc-mrx2
https://github.com/mauriceboe/TREK/releases/tag/v2.7.2
https://github.com/mauriceboe/TREK/commit/16277a3811a00c2983f7486fee83c112986cb179