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High · 8.8 CVE-2021-47939 EUVD-2021-34800GHSA-w3hh-x22g-mhjw

Evolution CMS 3.1.6 Authenticated Remote Code Execution via Module Creation

Published May 10, 2026 · Updated May 11, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
Evo Evolution CMS 3.1.6 —

References