CVE-2026-42448 wormhole receive, with --output pointing at an existing directory can be path-traversed

Magic Wormhole makes it possible to get arbitrary-sized files and directories from one computer to another. Prior to 0.24.0, there is a path traversal when a receiver who specifies "--output " where that output directory currently exists as a directory. This vulnerability is fixed in 0.24.0...

CVE-2026-32116

Magic Wormhole makes it possible to get arbitrary-sized files and directories from one computer to another. From 0.21.0 to before 0.23.0, receiving a file wormhole receive from a malicious party could result in overwriting critical local files, including /.ssh/authorizedkeys and .bashrc. This cou...