rclone <1.75.1 Path Traversal via Untrusted Object Names
CVE-2026-93986 Published on September 19, 2026
rclone before 1.75.1 Path Traversal via Directory Listing Names
rclone before 1.75.1 fails to confine names from server and third-party listing responses to the listed directory, allowing path traversal sequences in object names. Attackers can craft special names containing forward slashes and parent directory references to potentially write outside the destination root, though downstream protections in the local backend currently block actual file escape.
Vulnerability Analysis
CVE-2026-93986 is exploitable with network access. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is a Directory traversal Vulnerability?
The software 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 software 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.
CVE-2026-93986 has been classified to as a Directory traversal vulnerability or weakness.
Products Associated with CVE-2026-93986
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Affected Versions
rclone:- Before 1.75.1 is affected.
- Version 1.75.1 is unaffected.