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CVE CVE-2021-47939

CVE-2021-47939

PHP

Severity: HIGH
CVSS: 8.8CVSS
Published: 2026-05-10
Last modified: 2026-05-10
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-94

Description

Evolution CMS 3.1.6 contains a remote code execution vulnerability that allows authenticated users with module creation permissions to execute arbitrary system commands by injecting PHP code into module parameters. Attackers can send POST requests to /manager/index.php with malicious PHP code in the 'post' parameter to create modules that execute arbitrary commands when invoked.

References

https://evo.im/
https://github.com/evolution-cms/evolution/releases
https://www.exploit-db.com/exploits/50296
https://www.vulncheck.com/advisories/evolution-cms-authenticated-remote-code-execution-via-module-creation

Summary

Description

References