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CVE-2025-7619— WellChoose｜BatchSignCS - Arbitrary File Write through Path Traversal

Quick assessment

Affected
WellChoose BatchSignCS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WellChoose BatchSignCS是中国台湾葳桥（WellChoose）公司的一个签署服务系统。 WellChoose BatchSignCS存在安全漏洞，该漏洞源于任意文件写入，可能导致执行任意代码。

CVSS 8.8 · High EPSS 0.89% · P59

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2025-7619

Vulnerability Information
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Vulnerability Title
WellChoose｜BatchSignCS - Arbitrary File Write through Path Traversal
Source: CVE Program / CVE List V5
Vulnerability Description
BatchSignCS, a background Windows application developed by WellChoose, has an Arbitrary File Write vulnerability. If a user visits a malicious website while the application is running, remote attackers can write arbitrary files to any path and potentially lead to arbitrary code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5
Vulnerability Title
WellChoose BatchSignCS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WellChoose BatchSignCS是中国台湾葳桥（WellChoose）公司的一个签署服务系统。 WellChoose BatchSignCS存在安全漏洞，该漏洞源于任意文件写入，可能导致执行任意代码。
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
WellChoose BatchSignCS 0 ~ 3.318 -

II. Public POCs for CVE-2025-7619

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III. Intelligence Information for CVE-2025-7619

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IV. Related Vulnerabilities

Same vendor: WellChoose
Same weakness: CWE-23

V. Comments for CVE-2025-7619

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