Unrestricted File Upload Vulnerability in zhousg letao Product by zhousg
CVE-2025-8128

5.3MEDIUM

Key Information:

Vendor

Zhousg

Status
Letao
Vendor
CVE Published:
25 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8128?

A security issue has been identified in the zhousg letao product, specifically affecting the processing of the file routes\bf\product.js. The vulnerability results from improper validation of an argument, which could allow unrestricted file uploads. This flaw could be exploited remotely, allowing attackers to upload potentially harmful files, endangering the integrity of the system. As zhousg employs a rolling release model, specific version details for affected releases may not be disclosed, leading to a heightened risk as public knowledge of the exploit increases.

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Affected Version(s)

letao 7d8df0386a65228476290949e0413de48f7fbe98

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-8128 - Proof of Concept

References

https://vuldb.com/?id.317513
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317513
signaturepermissions-required
https://vuldb.com/?submit.619740
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ZAST.AI (VulDB User)
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