CVE-2022-41544

CRITICAL

GetSimple CMS 3.3.16 - Remote Code Execution via Edited File Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 6 public exploits for CVE-2022-41544. PoCs published by Youssef Muhammad, yosef0x01, ph13b45.

AI-analyzed exploit summary This exploit targets GetSimple CMS v3.3.16 (CVE-2022-41544) by leaking an API key, bypassing authentication via cookie manipulation, and uploading a PHP reverse shell. It requires prior knowledge of a valid username and leverages a CSRF token for the file upload.

Description

GetSimple CMS v3.3.16 was discovered to contain a remote code execution (RCE) vulnerability via the edited_file parameter in admin/theme-edit.php.

Exploits (6)

exploitdb WORKING POC VERIFIED
by Youssef Muhammad · pythonwebappsphp
https://www.exploit-db.com/exploits/51475

This exploit targets GetSimple CMS v3.3.16 (CVE-2022-41544) by leaking an API key, bypassing authentication via cookie manipulation, and uploading a PHP reverse shell. It requires prior knowledge of a valid username and leverages a CSRF token for the file upload.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GetSimple CMS v3.3.16
Auth required
Prerequisites: valid username · network access to target · PHP execution capability on target
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC 1 stars
by yosef0x01 · poc
https://github.com/yosef0x01/CVE-2022-41544

This is a functional exploit for CVE-2022-41544, targeting GetSimple CMS versions <= 3.3.16. It chains an API key leak with cookie-based authentication bypass to upload a PHP reverse shell.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GetSimple CMS <= 3.3.16
No auth needed
Prerequisites: Target running vulnerable GetSimple CMS · Network access to target · Listener for reverse shell
devstral-2 · analyzed Feb 16, 2026 Full analysis →
gitlab WORKING POC
by ph13b45 · poc
https://gitlab.com/ph13b45/CVE-2022-41544

This repository contains a functional exploit for CVE-2022-41544, targeting GetSimple CMS v3.3.16 and earlier. The exploit chains authentication bypass via API key leakage, CSRF token retrieval, and arbitrary file upload to achieve remote code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GetSimple CMS ≤ 3.3.16
Auth required
Prerequisites: valid admin username · network access to target · reverse shell listener
devstral-2 · analyzed Jun 19, 2026 Full analysis →
gitlab WORKING POC
by nopgadget · poc
https://gitlab.com/nopgadget/CVE-2022-41544

This repository contains a functional exploit for CVE-2022-41544, targeting GetSimple CMS v3.3.16 and earlier. The exploit chains authentication bypass via API key leakage with CSRF token retrieval to upload a PHP reverse shell through the theme editor.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GetSimple CMS ≤ 3.3.16
Auth required
Prerequisites: valid admin username · network access to target · reverse shell listener
devstral-2 · analyzed Jun 12, 2026 Full analysis →
nomisec WORKING POC
by nopgadget · poc
https://github.com/nopgadget/CVE-2022-41544

This repository contains a functional exploit for CVE-2022-41544, targeting GetSimple CMS versions ≤ 3.3.16. The exploit leverages authenticated access to upload a PHP reverse shell via the theme editor functionality.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GetSimple CMS ≤ 3.3.16
Auth required
Prerequisites: Valid admin username · Network access to target · Python 3.6+
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC
by h3x0v3rl0rd · poc
https://github.com/h3x0v3rl0rd/CVE-2022-41544

This is a functional exploit for CVE-2022-41544 targeting GetSimple CMS. It chains version detection, API key leakage, CSRF token extraction, and arbitrary file upload to achieve remote code execution via a reverse shell.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GetSimple CMS <= 3.3.16
Auth required
Prerequisites: Admin username · Network access to target · Reverse shell listener
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Issue Tracking, Third Party Advisory
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1352

Scores

CVSS v3 9.8
EPSS 0.0944
EPSS Percentile 94.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-94
Status published
Products (1)
get-simple/getsimple_cms 3.3.16
Published Oct 18, 2022
Tracked Since Feb 18, 2026