EUVD-2026-12399CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
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4Description
A vulnerability was identified in ThingsGateway 12. This affects an unknown part of the file /api/file/download. The manipulation of the argument fileName leads to path traversal. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Analysis
Path traversal in ThingsGateway 12's /api/file/download endpoint allows authenticated users to read arbitrary files through manipulation of the fileName parameter. Public exploit code exists for this vulnerability, and no patch is currently available from the vendor despite early notification.
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Remediation
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Review file handling controls.
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External POC / Exploit Code
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