Cross-Site Scripting Vulnerability in Seeyon Zhiyuan OA Web Application System
CVE-2025-4000

5.1MEDIUM

Key Information:

Vendor

Seeyon

Status
Zhiyuan Oa Web Application System
Vendor
CVE Published:
28 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4000?

A security issue was discovered in the Seeyon Zhiyuan OA Web Application System 8.1 SP2, specifically within the ssoproxy.jsp file. This vulnerability allows for remote exploitation through manipulated input in the 'Name' argument, leading to cross-site scripting (XSS) attacks. Attackers can exploit this flaw to inject malicious scripts, posing a significant threat to user data and application integrity.

Affected Version(s)

Zhiyuan OA Web Application System 8.1 SP2

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-2025-4000 - Proof of Concept

References

https://vuldb.com/?id.306336
vdb-entrytechnical-description
https://vuldb.com/?ctiid.306336
signaturepermissions-required
https://vuldb.com/?submit.558067
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

caichaoxiong (VulDB User)
.
CVE-2025-4000 : Cross-Site Scripting Vulnerability in Seeyon Zhiyuan OA Web Application System