A path traversal issue in the API endpoint in M-Files Server before version 25.6.14925.0 allows an authenticated user to read files in the server.
Solution:
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.