CVE-2026-3683
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Lifecycle Timeline
2Description
A vulnerability was detected in bufanyun HotGo up to 2.0. This issue affects the function ImageTransferStorage of the file /server/internal/logic/common/upload.go of the component Endpoint. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Analysis
Server-side request forgery in bufanyun HotGo's ImageTransferStorage endpoint allows authenticated attackers to initiate arbitrary outbound requests from the vulnerable server. Public exploit code exists for this vulnerability, and the vendor has not provided patches or updates.
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Remediation
Within 30 days: Identify affected systems running bufanyun HotGo and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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External POC / Exploit Code
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