CVE-2026-79777 rclone before v1.75.0 Information Disclosure via RC API
Attackers can trigger panics in the rclone RC API to leak sensitive internal details like file paths and memory addresses.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-79777?
CVE-2026-79777 is a medium-severity vulnerability in rclone, published on 25 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
rclone before v1.75.0 includes full Go stack traces in RC API error responses when panics occur. Attackers can trigger panics to leak internal file paths, module versions, goroutine states, and memory addresses.
Weakness: CWE-209
Which versions are affected by CVE-2026-79777?
4 open source packages ship an affected version, including github.com/rclone/rclone and rclone.
| Package | Affected | Fixed in |
|---|---|---|
github.com/rclone/rclone Go | All versions | 1.75.0 |
github.com/rclone/rclone Go | All versions | 1.75.0 |
github.com/rclone/rclone Go | All versions | 1.75.0 |
rclone Bitnami | All versions | 1.75.0 |
How do I fix CVE-2026-79777?
Upgrade github.com/rclone/rclone to 1.75.0 or later.
Is CVE-2026-79777 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-79777 exists.
Sources
Also known as BIT-rclone-2026-79777, DEBIAN-CVE-2026-79777, GHSA-7fxp-9qgr-6fxw, GHSA-gwfq-86j8-7qhv, GO-2026-6181, MINI-96qf-4chg-f6p7 and 10 more.