What’s Vulnerable › Vulnerabilities

CVE-2020-21652

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-10-06 · updated 2026-06-17
• Weakness: CWE-94

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.

Affected products

• Myucms Project Myucms: 2.2

References

• https://cwe.mitre.org/data/definitions/96.html
• https://github.com/lolipop1234/XXD/issues/7
• https://cwe.mitre.org/data/definitions/96.html
• https://github.com/lolipop1234/XXD/issues/7

Get alerted when CVE-2020-21652 or the next vulnerability affects your stack