Vulnerability details

CVE-2026-1428

WellChoose Single Sign-On Portal System

WellChoose｜Single Sign-On Portal System - OS Command Injection

CVSS 4.0

8.7High

Official 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.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (twcert)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`
8.8High	3.1	CVEProject cvelistV5 (CNA) (twcert)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
WellChoose	Single Sign-On Portal System	v < IFTOP_P4_181	CVEProject cvelistV5 (CNA)

References and advisories

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

Kolun on Telegram @kolunsec Exploited CVEs, key news and a daily digest Alerts for this product's next CVEsFollow the product to get new vulnerabilities on Telegram.

Details

Published: 2026-01-26
Last updated: 2026-01-26
State: Published
Assigner (CNA): twcert

Exploit prediction (EPSS)

1.37%

Probability of exploitation in 30 days

72.2%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')