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CVE-2026-1428— WellChoose｜Single Sign-On Portal System - OS Command Injection

Quick assessment

Affected
WellChoose Single Sign-On Portal System
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 Single Sign-On Portal System是中国台湾葳桥资讯（WellChoose）公司的一个单点登录门户系统。 WellChoose Single Sign-On Portal System存在操作系统命令注入漏洞，该漏洞源于存在OS命令注入，可能导致执行任意OS命令。

CVSS 8.8 · High EPSS 1.27% · P67
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I. Basic Information for CVE-2026-1428

Vulnerability Information
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Vulnerability Title
WellChoose｜Single Sign-On Portal System - OS Command Injection
Source: CVE Program / CVE List V5
Vulnerability Description
Single Sign-On Portal System developed by WellChoose has a OS Command Injection vulnerability, allowing authenticated remote attackers to inject arbitrary OS commands and execute them on the server.
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
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
WellChoose Single Sign-On Portal System 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WellChoose Single Sign-On Portal System是中国台湾葳桥资讯（WellChoose）公司的一个单点登录门户系统。 WellChoose Single Sign-On Portal System存在操作系统命令注入漏洞，该漏洞源于存在OS命令注入，可能导致执行任意OS命令。
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 Single Sign-On Portal System 0 ~ IFTOP_P4_181 -

II. Public POCs for CVE-2026-1428

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III. Intelligence Information for CVE-2026-1428

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Same Patch Batch · WellChoose · 2026-01-26 · 3 CVEs total

CVE-2026-1427 8.8 HIGH WellChoose｜Single Sign-On Portal System - OS Command Injection
CVE-2026-1429 5.4 MEDIUM WellChoose｜Single Sign-On Portal System - Reflected Cross-site Scripting

IV. Related Vulnerabilities

Same product: Single Sign-On Portal System
Same vendor: WellChoose
Same weakness: CWE-78

V. Comments for CVE-2026-1428

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