8.2 High

CVE-2026-116192 rclone from 1.37 before 1.74.2 SSRF via --rc-serve scheme-relative remote roots

Description

rclone from 1.37 before 1.74.2 contains a server-side request forgery vulnerability that allows unauthenticated attackers to redirect http and netstorage backend requests by supplying a double-slash root on an existing named remote via --rc-serve. Attackers can make HEAD/GET requests to attacker-chosen hosts to read responses, capture configured custom headers, or obtain valid NetStorage request signatures.

CVSS 4.0 detail

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

Exploitable remotely over the network, without an account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.

Attack vector: Network
Attack complexity: High
Attack requirements: Present
Privileges required: None
Interaction: None
Confidentiality: High
Integrity: None
Availability: None
Confidentiality of other systems: None
Integrity of other systems: None
Availability of other systems: None

Affected products and versions

Product	Affected versions	Fixed in
rclone 1.74	earliest → < 1.74.2	1.74.2
rclone 1.37	1.37 → < 1.74.2	1.74.2

References

GitHub Security Advisory (GHSA-xqmq-v4wj-rw5m) github.com
VulnCheck Advisory: rclone from 1.37 before 1.74.2 SSRF via --rc-serve scheme-relative remote roots www.vulncheck.com

Timeline

Published October 25, 2026
Last modified November 4, 2026

The 42 CVEs of rclone →

CVE-2026-116196 Rclone before v1.75.2 B2 Credential Leak on Redirect via --b2-download-url 6.0 Medium CVE-2026-116195 Rclone before 1.75.2 contains a path traversal vulnerability in the local backend's translateLink function, which… 7.0 High CVE-2026-116194 Rclone from 1.52.0 before 1.75.2 contains a cross-site request forgery vulnerability in the pCloud backend's localhost… 7.6 High CVE-2026-116193 Rclone from 1.64.0 before 1.75.2 contains an authentication bypass vulnerability in serve webdav that lets… 6.9 Medium

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