Medium severity · published Jan 26, 2026
CVE-2026-1429
WellChoose｜Single Sign-On Portal System - Reflected Cross-site Scripting
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
Single Sign-On Portal System developed by WellChoose has a Reflected Cross-site Scripting vulnerability, allowing authenticated remote attackers to execute arbitrary JavaScript codes in user's browser through phishing attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 16% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SS
Single Sign-On Portal System · WellChoose
before IFTOP_P4_181 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-1429
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-1429
Third Party Advisory
https://www.twcert.org.tw/en/cp-139-10655-59160-2.html
Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-10654-23f40-1.html
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