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CVE-2025-34040— Seeyon Zhiyuan OA System Path Traversal File Upload

Quick assessment

Affected
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.) Zhiyuan OA Web Application System
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Seeyon Zhiyuan OA（致远OA）是中国致远互联（Seeyon）公司的一个协同管理软件。 Seeyon Zhiyuan OA存在安全漏洞，该漏洞源于wpsAssistServlet接口中realFileType和fileId参数验证不足导致任意文件上传。以下版本受到影响：5.0版本、5.1至5.6sp1版本、6.0至6.1sp2版本、7.0版本、7.0sp1至7.1版本、7.1sp1版本和8.0至8.0sp2版本。

AI Predicted 9.8 Difficulty: Easy EPSS 15.40% · P97

Public Exploits 2

ExploitDB · 1 EDB-52490 [webapps]
Nuclei · 1 CVE-2025-34040.yaml [template]

Affected Version Matrix 7

VendorProduct Version RangeStatus
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.) Zhiyuan OA Web Application System 5.0 affected
5.1≤ 5.6sp1 affected
6.0≤ 6.1sp2 affected
7.0 affected
7.0sp1≤ 7.1 affected
7.1sp1 affected
8.0≤ 8.0sp2 affected
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I. Basic Information for CVE-2025-34040

Vulnerability Information
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Vulnerability Title
Seeyon Zhiyuan OA System Path Traversal File Upload
Source: CVE Program / CVE List V5
Vulnerability Description
An arbitrary file upload vulnerability exists in the Zhiyuan OA platform via the wpsAssistServlet interface. The realFileType and fileId parameters are improperly validated during multipart file uploads, allowing unauthenticated attackers to upload crafted JSP files outside of intended directories using path traversal. Successful exploitation enables remote code execution as the uploaded file can be accessed and executed through the web server. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-01 UTC.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
Seeyon Zhiyuan OA 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Seeyon Zhiyuan OA（致远OA）是中国致远互联（Seeyon）公司的一个协同管理软件。 Seeyon Zhiyuan OA存在安全漏洞，该漏洞源于wpsAssistServlet接口中realFileType和fileId参数验证不足导致任意文件上传。以下版本受到影响：5.0版本、5.1至5.6sp1版本、6.0至6.1sp2版本、7.0版本、7.0sp1至7.1版本、7.1sp1版本和8.0至8.0sp2版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.) Zhiyuan OA Web Application System 5.0 -

II. Public POCs for CVE-2025-34040

# POC Description Source Link Shenlong Link
1 An arbitrary file upload vulnerability exists in the Zhiyuan OA platform 5.0, 5.1 - 5.6sp1, 6.0 - 6.1sp2, 7.0, 7.0sp1 - 7.1, 7.1sp1, and 8.0 - 8.0sp2 via the wpsAssistServlet interface. The realFileType and fileId parameters are improperly validated during multipart file uploads, allowing unauthenticated attackers to upload crafted JSP files outside of intended directories using path traversal. Successful exploitation enables remote code execution as the uploaded file can be accessed and executed through the web server. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-34040.yaml POC Details
2 致远OA存在文件上传导致RCE（CVE-2025-34040） https://github.com/jisi-001/CVE-2025-34040Exp POC Details
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III. Intelligence Information for CVE-2025-34040

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Patches & Fixes for CVE-2025-34040 (1)

IV. Related Vulnerabilities

Same product: Zhiyuan OA Web Application System
Same weakness: CWE-434

V. Comments for CVE-2025-34040

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