CVE-2026-59733
Prior to 1.74.4, rclone serve restic --private-repos enforces authorization using the routed user path segment while building the backend object key from the raw uncleaned URL path, allowing an authenticated user to include .. in a request such as…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.74.4, rclone serve restic --private-repos enforces authorization using the routed user path segment while building the backend object key from the raw uncleaned URL path, allowing an authenticated user to include .. in a request such as //..//config and read, overwrite, or delete another user's private repository on backends that clean path components. This issue is fixed in version 1.74.4.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.50% probability · 41th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22, CWE-639
- Affected
- rclone/rclone
- Source
- security-advisories@github.com
References
- https://github.com/rclone/rclone/commit/015fd0eba1cb138eef081517795fed47a2873f2dPatch
- https://github.com/rclone/rclone/commit/dade21c1616035b044df0eef7ee6a85aeb06a139Patch
- https://github.com/rclone/rclone/releases/tag/v1.74.4Release Notes
- https://github.com/rclone/rclone/security/advisories/GHSA-fqj9-69pf-6pjgExploit, Mitigation, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.