CVE-2023-31903

CRITICAL

GuppY CMS 6.00.10 - Unrestricted File Upload and Remote Code Execution via PHP File Upload

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-31903. PoCs published by Chokri Hammedi.

AI-analyzed exploit summary This exploit demonstrates a Remote Code Execution (RCE) vulnerability in GuppY CMS v6.00.10 by authenticating as an administrator, uploading a malicious PHP shell, and executing arbitrary commands. The exploit uses cURL to handle authentication and file upload processes.

Description

GuppY CMS 6.00.10 is vulnerable to Unrestricted File Upload which allows remote attackers to execute arbitrary code by uploading a php file.

Exploits (1)

exploitdb WORKING POC
by Chokri Hammedi · textwebappsphp
https://www.exploit-db.com/exploits/51052

This exploit demonstrates a Remote Code Execution (RCE) vulnerability in GuppY CMS v6.00.10 by authenticating as an administrator, uploading a malicious PHP shell, and executing arbitrary commands. The exploit uses cURL to handle authentication and file upload processes.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GuppY CMS v6.00.10
Auth required
Prerequisites: Valid administrator credentials · Access to the target's admin panel
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory
https://github.com/blue0x1/GuppY-exploit-rce
Exploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/51052

Scores

CVSS v3 9.8
EPSS 0.0208
EPSS Percentile 79.0%
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 yes
Technical Impact total

Details

CWE
CWE-434
Status published
Products (1)
freeguppy/guppy 6.00.10
Published May 17, 2023
Tracked Since Feb 18, 2026