CVE-2026-41179
critical
CVSS v3
9.8
CVSS v2
—
VIR risk
9.8
Description
RClone: Unauthenticated operations/fsinfo allows attacker-controlled backend instantiation and local command execution
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-41179
Vendor advisory: security-advisories@github.com — https://github.com/rclone/rclone/security/advisories/GHSA-jfwf-28xr-xw6q
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/rclone/rclone | >=1.48.0,<1.73.5 | 1.73.5 |
| GO | github.com/rclone/rclone | >= 1.48.0, <= 1.73.4 | 1.73.5 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| rclone | rclone | {"startIncluding":"1.48.0","endExcluding":"1.73.5"} | 1.73.5 |
References
- https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/backend/webdav/webdav.go
- https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/operations/rc.go
- https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/rc/cache.go
- https://github.com/rclone/rclone/commit/2a9e952b38e03a96bf40c9eb6e8e22199865ee3b
- https://github.com/rclone/rclone/releases/tag/v1.73.5
- https://github.com/rclone/rclone/security/advisories/GHSA-jfwf-28xr-xw6q
- https://rclone.org/changelog/#v1-73-5-2026-04-19
- https://nvd.nist.gov/vuln/detail/CVE-2026-41179
- https://github.com/rclone/rclone
- https://security-tracker.debian.org/tracker/CVE-2026-41179
- https://github.com/advisories/GHSA-jfwf-28xr-xw6q
CWEs
CWE-78 CWE-306
Verify integrity in audit chain (admin only). AS-IS.