goshs is a SimpleHTTPServer written in Go. From 1.0.7 to before 2.0.0-beta.4, the SFTP command rename sanitizes only the source path and not the destination, so it is possible to write outside of the root directory of the SFTP. This vulnerability is fixed in 2.0.0-beta.4.
https://github.com/patrickhener/goshs/security/advisories/GHSA-2943-crp8-38xx
https://github.com/patrickhener/goshs/releases/tag/v2.0.0-beta.4
https://github.com/patrickhener/goshs/commit/141c188ce270ffbec087844a50e5e695b7da7744