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CVE

CWE

Training

CVE-2021-47939

Published: May 10, 2026

Modified: May 11, 2026

PUBLISHED

CVSS v3.1

8.8

HIGH

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.

Vendor	Product	Versions
Evo	Evolution CMS	affected `3.1.6`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

ExploitDB-50296

exploit

Official Product Homepage

product

Product Reference

product

VulnCheck Advisory: Evolution CMS 3.1.6 Authenticated Remote Code Execution via Module Creation

third-party-advisory

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