CVE-2020-21652

CRITICAL 9.8CVE-2020-21652 · Published 06/10/2021 · updated 17/06/2026

In short

CVE-2020-21652 is a CRITICAL (CVSS 9.8) vulnerability affecting myucms (myucms project).
Chance of exploitation in the next 30 days (EPSS): 2.8%, higher than 86.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
myucms myucms_project	`= 2.2`	No fix yet

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.

References

cwe.mitre.org/data/definitions/96.html · Technical Description
lolipop1234/XXD · Exploit

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