PT-2021-15222 · Hyweb · Hyweb Hycms-J1

Robin Tung · Published 2021-01-22 · Updated 2021-01-28 · CVE-2021-22849

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Hyweb HyCMS-J1 (affected versions not specified)

Description The backend editing function of Hyweb HyCMS-J1 does not filter special characters, allowing users who are logged in to inject JavaScript syntax and perform a stored XSS (Stored Cross-site scripting) attack.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-22849

Affected Products

Hyweb Hycms-J1

References · 4

• https://osv.dev/vulnerability/CVE-2021-22849 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22849 · Security Note
• https://twcert.org.tw/tw/cp-132-4318-09cd3-1.html · Note
• https://t.me/cvenotify/8854 · Telegram Post