GHSA-5G75-477J-2C2F LaunchServer FileServerHandler has an unauthenticated path traversal issue

Summary An unauthenticated path traversal in the LaunchServer HTTP file server FileServerHandler lets any remote actor read any file readable by the LaunchServer process e.g. ../../../../etc/passwd. This is a generic arbitrary-file-read primitive, so the fix must address the traversal itself, not...