CVE-2021-42335
Huachu Digital Technology Co.,Ltd. Easytest - Stored XSS
MEDIUM
5.4
CVSS Score
Published: October 15, 2021 at 12:10 PM UTC
Updated: June 17, 2026 at 04:09 AM UTC
3 products affected across 2 vendorsEasytest Online Learning Test PlatformEasytest Online Test PlatformEasytest Online Learning Test Platform
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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.6%
Description
Easytest bulletin board management function of online learning platform does not filter special characters. After obtaining a user’s privilege, remote attackers can inject JavaScript and execute stored XSS attack.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.twcert.org.tw/tw/cp-132-5206-3cd3f-1.htmlCVSS
5.4MEDIUMtwcert
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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