Description
Directory traversal vulnerability in NextChat thru 2.16.0 due to the WebDAV proxy failing to canonicalize or reject dot path segments in its catch-all route, allowing attackers to gain sensitive information via authenticated or anonymous WebDAV endpoints.
References
github.com/...at/blob/main/app/api/webdav/[...path]/route.ts
github.com/...b/NextChat/blob/main/app/utils/cloud/webdav.ts
github.com/...ulnerability-Research/tree/main/CVE-2025-50735