CVE-2021-22849
Hyweb HyCMS-J1 - Stored XSS
MEDIUM
5.4
CVSS Score
Published: January 22, 2021 at 08:30 AM UTC
Updated: June 17, 2026 at 03:37 AM UTC
1 product affected across 1 vendorHycms J1
Using HyCMS-J1 by Hyweb?
Get instant alerts when new vulnerabilities affect HyCMS-J1 - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%
Description
Hyweb HyCMS-J1 backend editing function does not filter special characters. Users after log-in can inject JavaScript syntax to perform a stored XSS (Stored Cross-site scripting) attack.
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-132-4318-09cd3-1.htmlCVSS
- 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
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card