CVE-2026-79779

Name	CVE-2026-79779
Description	rclone versions before v1.75.0 fail to reject transport downgrades in redirect handling, allowing Basic authorization and Cookie headers to be replayed over plaintext HTTP after same-host HTTPS-to-HTTP redirects. An on-path attacker observing the plaintext hop can capture and reuse credentials to perform WebDAV operations with the compromised account's permissions.
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)
Debian Bugs	1145670

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	vulnerable
	trixie	1.60.1+dfsg-4	vulnerable
	sid	1.69.3+dfsg-3	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
rclone	source	(unstable)	(unfixed)			1145670

[trixie] - rclone <no-dsa> (Minor issue)
https://github.com/rclone/rclone/security/advisories/GHSA-h4mf-4v27-hggj