Vulnerability · Published May 3, 2026 · Assigned by VulDB
CVE-2026-7676kerwincui FastBee Tool Download Endpoint ToolController.java ToolController.download path traversal
Medium 4.3
In plain English
A medium-severity path traversal in FastBee from kerwincui. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
References
- VDB-360829 | kerwincui FastBee Tool Download Endpoint ToolController.java ToolController.download path traversal vdb-entry, technical-description
- VDB-360829 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #800723 | kerwincui FastBee ≤ 1.2.1 Path Traversal third-party-advisory
- https://fx4tqqfvdw4.feishu.cn/docx/Yv1gdAzFpoHCUUxDdKSculR4nKf?from=from_copylink exploit