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OpenAdvisories
Critical · 9.6 CVE-2026-55183 EUVD-2026-98910

RClone Manager: Unauthenticated RClone Daemon Enables Remote Attack via Malicious Web Page

Published Oct 13, 2026 · Updated Oct 13, 2026 · Assigned by GitHub_M

Description

RClone Manager is a cross-platform GUI application designed to help users manage Rclone remotes efficiently. Prior to 0.2.7, RClone Manager starts the local rclone rcd service on 127.0.0.1:51900 with --rc-no-auth, --rc-allow-origin *, and --rc-serve. A malicious web page opened by a user while the daemon is running can therefore send cross-origin requests to the unauthenticated local API with the user's operating-system privileges. The requests can disclose configured storage credentials and potentially access, upload, modify, or exfiltrate locally stored files accessible to the user and files available through configured remotes; the advisory's possible command-execution impact remains unconfirmed. This issue is fixed in version 0.2.7.

Affected products

VendorProductAffectedFixed
Zarestia-Dev rclone-manager < 0.2.7 —

References