CVE-2026-79777: rclone before v1.75.0 Information Disclosure via RC API

Severity: low (CVSS 2.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-25 · updated 2026-09-10
Weakness: CWE-209

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.

Affected products

rclone: before 1.75.0 — fixed in 1.75.0

How to fix

Upgrade to a fixed version: rclone 1.75.0. Check the vendor advisory for mitigations.

References

https://github.com/rclone/rclone/security/advisories/GHSA-gwfq-86j8-7qhv
https://www.vulncheck.com/advisories/rclone-before-information-disclosure-via-rc-api
https://github.com/rclone/rclone/security/advisories/GHSA-gwfq-86j8-7qhv

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