CVSS VectorNVD
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
7DescriptionNVD
A vulnerability was found in kerwincui FastBee up to 1.2.1. The affected element is the function ToolController.download of the file springboot/fastbee-open-api/src/main/java/com/fastbee/data/controller/ToolController.java of the component Tool Download Endpoint. The manipulation of the argument fileName results in path traversal. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
AnalysisAI
Path traversal vulnerability in kerwincui FastBee up to version 1.2.1 allows authenticated remote attackers to read arbitrary files on the server via manipulation of the fileName parameter in the ToolController.download endpoint. The vulnerability has publicly available exploit code and affects the Tool Download functionality, enabling unauthorized file disclosure with low CVSS impact (4.3) due to authentication requirements and limited scope.
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-26810