Echo: rclone: security update to 1.75.2-1

medium Tenable Cloud Security Plugin ID 478395

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- rclone serve s3 before 1.74.4 contains a path traversal vulnerability that allows attackers to read and
overwrite root-level files by using dot-dot segments in S3 object keys. Attackers can send requests with
object keys like ../root-secret.txt to escape the bucket namespace and access files in the serve root
directory. (CVE-2026-79781)

Solution

Update the rclone library and its related packages to version 1.75.2-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-79781

Plugin Details

Severity: Medium

ID: 478395

Version: Revision 1.1

Type: Local

Published: 11/5/2026

Updated: 11/5/2026

Risk Information

VPR

Risk Factor: Low

Score: 2.1

Percentile: 8.3

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2026-79781

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 2.7

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2026

Vulnerability Publication Date: 8/25/2026

Reference Information

CVE: CVE-2026-79781

IAVB: 2026-B-0256