OS Command Injection in Single Sign-On Portal by WellChoose
CVE-2026-1428

8.7HIGH

Key Information:

Vendor

Wellchoose

Status
Single Sign-on Portal System
Vendor
CVE Published:
26 January 2026

What is CVE-2026-1428?

The Single Sign-On Portal System developed by WellChoose is vulnerable to OS Command Injection, which enables authenticated remote attackers to execute arbitrary operating system commands on the server. This flaw poses a significant risk as it can be exploited to gain unauthorized access and control, potentially compromising sensitive data and affecting overall system integrity.

Affected Version(s)

Single Sign-On Portal System 0

References

https://www.twcert.org.tw/tw/cp-132-10654-23f40-1.html
third-party-advisory
https://www.twcert.org.tw/en/cp-139-10655-59160-2.html
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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