CVE-2026-116187

Name	CVE-2026-116187
Description	Rclone from v1.68.0 before v1.75.2 contains an authorization bypass vulnerability in serve s3 --auth-proxy that allows authenticated tenants to manipulate other tenants' multipart uploads by referencing their upload IDs. Attackers who learn a victim's bucket, object, and upload ID can inject parts, complete, or abort in-flight uploads and view upload and object metadata across tenants.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
rclone (PTS)	bookworm	1.60.1+dfsg-2	fixed
	trixie	1.60.1+dfsg-4	fixed
	sid	1.75.2-2	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version
rclone	source	bookworm	(not affected)
rclone	source	trixie	(not affected)
rclone	source	(unstable)	1.75.2-1

Notes

[trixie] - rclone <not-affected> (Vulnerable code not present)
[bookworm] - rclone <not-affected> (Vulnerable code not present)
https://github.com/rclone/rclone/security/advisories/GHSA-35g6-9fjv-rmx5