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CVE-2025-24366: Insufficient sanitization of user provided rsync command in SFTPGo

7.5 CVSS

Description

SFTPGo is an open source, event-driven file transfer solution. SFTPGo supports execution of a defined set of commands via SSH. Besides a set of default commands some optional commands can be activated, one of them being `rsync`. It is disabled in the default configuration and it is limited to the local filesystem, it does not work with cloud/remote storage backends. Due to missing sanitization of the client provided `rsync` command, an authenticated remote user can use some options of the rsync command to read or write files with the permissions of the SFTPGo server process. This issue was fixed in version v2.6.5 by checking the client provided arguments. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Classification

CVE ID: CVE-2025-24366

CVSS Base Severity: HIGH

CVSS Base Score: 7.5

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products

Vendor: drakkan

Product: sftpgo

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 12.15% (scored less or equal to compared to others)

EPSS Date: 2025-03-08 (when was this score calculated)

References

https://github.com/drakkan/sftpgo/security/advisories/GHSA-vj7w-3m8c-6vpx
https://github.com/drakkan/sftpgo/commit/b347ab6051f6c501da205c09315fe99cd1fa3ba1

Timeline