CVE-2026-116193

Rclone versions 1.64.0 through 1.75.2 are vulnerable to an authentication bypass in the serve webdav functionality. The flaw allows unauthenticated attackers to bypass authentication by sending OPTIONS requests . By probing arbitrary paths and analyzing the Allow header values, attackers can dete...

EUVD-2026-109451

Rclone from 1.64.0 before 1.75.2 contains an authentication bypass vulnerability in serve webdav that lets unauthenticated attackers skip authentication by sending OPTIONS requests. Attackers can probe arbitrary paths and compare Allow header values to determine whether files or collections exist...

CVE-2026-116191

Rclone versions prior to 1.75.2 are vulnerable to a path traversal flaw in the serve webdav functionality. The root cause is the lack of validation for '..' path components , allowing unauthenticated attackers to escape the served root directory. By sending an MKCOL /.. request, an attacker can p...

EUVD-2026-109449

Rclone before 1.75.2 contains a path traversal vulnerability in serve webdav that allows unauthenticated attackers to write above the served root by sending an unvalidated '..' path component. Attackers can send MKCOL /.. to plant a VFS node, then PUT, MOVE, COPY, or MKCOL to create, overwrite, o...