Cross-Site Scripting Vulnerability in Seeyon Zhiyuan OA Web Application System
CVE-2025-3999

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-2025-3999?

A cross-site scripting vulnerability has been identified in the Seeyon Zhiyuan OA Web Application System version 8.1 SP2. This flaw is associated with the file path seeyon\opt\Seeyon\A8\ApacheJetspeed\webapps\seeyon\common\js\addDate\date.jsp, which improperly processes URL parameters. Attackers can exploit this vulnerability remotely, allowing them to execute arbitrary scripts in the user's browser. The exploit is publicly known, underscoring the urgency for mitigation measures to protect sensitive data and user interactions.

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-2025-3999 - Proof of Concept

References

https://vuldb.com/?id.306335
vdb-entry
https://vuldb.com/?ctiid.306335
signaturepermissions-required
https://vuldb.com/?submit.557987
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)
.