CVE-2026-61891

In Eclipse Theia versions up to and including 1.73.1, the @theia/filesystem backend exposes HTTP file-download endpoints GET /file, GET /files/, PUT /files/ that convert a client-supplied URI directly to a filesystem path and stream the file, without confining it to the workspace or any...

CVE-2026-61891

CVE-2026-61891 affects Eclipse Theia up to 1.73.1, specifically the @theia/filesystem backend. The HTTP endpoints GET /file, GET /files/, and PUT /files/ map a client-supplied URI directly to a filesystem path and stream the file, without confinement to the workspace or any allow-listed root. In ...