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CVE-2026-116191 Details

Description

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, or delete files belonging to other tenants.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/rclone/rclone/security/advisories/GHSA-44pm-2q5p-fm63	[email protected]	Vendor Advisory
https://www.vulncheck.com/advisories/rclone-before-1.75.2-path-traversal-via-serve-webdav-mkcol	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-22	Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')	[email protected]

Affected Products

Product	Versions
rclone rclone	< 1.75.2
CPE cpe:2.3:a:rclone:rclone:::::::: Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Oct 27, 2026	Initial Analysis	[email protected]
Oct 26, 2026	CVE Modified	CISA-ADP
Oct 25, 2026	New CVE Received	[email protected]