CVE-2021-22849

Hyweb HyCMS-J1 - Stored XSS

CVSS 4.6 MEDIUMEPSS 0.5%CWE-79

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.6EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

22 Jan 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Affected products

Hyweb · HyCMS-J1

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References

https://www.twcert.org.tw/tw/cp-132-4318-09cd3-1.html