What’s Vulnerable › Vulnerabilities

CVE-2026-59732: rclone archive extract allows S3 destination prefix escape via crafted archive paths

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-07-14 · updated 2026-07-21
• Weakness: CWE-22

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 archive extract can write extracted files outside the user-selected destination prefix when extracting a crafted archive containing parent path components such as ../, allowing creation or overwrite of sibling objects in the same bucket or path scope. This issue is fixed in version 1.74.4.

Affected products

• rclone: before 1.74.4 — fixed in 1.74.4

How to fix

Upgrade to a fixed version: rclone 1.74.4. Check the vendor advisory for mitigations.

References

• https://github.com/rclone/rclone/commit/1a746732441e8158f32fab35924b23701e719a8c
• https://github.com/rclone/rclone/commit/d11efe0d58fe6a2d6d90675bb9d8ee5840c51e1d
• https://github.com/rclone/rclone/releases/tag/v1.74.4
• https://github.com/rclone/rclone/security/advisories/GHSA-4vr5-p2gc-h23p
• https://github.com/rclone/rclone/security/advisories/GHSA-4vr5-p2gc-h23p

Get alerted when CVE-2026-59732 or the next vulnerability affects your stack