VULNERABILITY INTELLIGENCE

CVE-2020-21652

CVSS score9.8 CRITICAL

EPSS probability2.82%

CISA KEVNot currently listed

Published2021-10-06

Last modified2026-06-17

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

Description

Myucms v2.2.1 contains a remote code execution (RCE) vulnerability in the component \controller\Config.php, which can be exploited via the addqq() method.

Weakness classification

CWE-94: Improper Control of Generation of Code ('Code Injection')

Primary references

cve@mitre.org — Technical Description
cve@mitre.org — Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Technical Description
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Third Party Advisory