CVE-2021-23132

HIGH

Joomla! 3.0.0-3.9.24 - Unauthenticated Arbitrary File Upload via com_media

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2021-23132. PoCs published by HoangKien1020, securitystuffbackup.

AI-analyzed exploit summary The repository contains a functional Python exploit for CVE-2021-23132, which leverages a path traversal vulnerability in Joomla's com_media component to achieve remote code execution (RCE). The exploit requires admin credentials and demonstrates the ability to create a superadmin account and execute arbitrary commands.

Description

An issue was discovered in Joomla! 3.0.0 through 3.9.24. com_media allowed paths that are not intended for image uploads

Exploits (2)

nomisec WORKING POC 71 stars
by HoangKien1020 · poc
https://github.com/HoangKien1020/CVE-2021-23132

The repository contains a functional Python exploit for CVE-2021-23132, which leverages a path traversal vulnerability in Joomla's com_media component to achieve remote code execution (RCE). The exploit requires admin credentials and demonstrates the ability to create a superadmin account and execute arbitrary commands.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Joomla core <=3.9.24
Auth required
Prerequisites: Admin account credentials · Access to the Joomla administration interface
devstral-2 · analyzed Feb 18, 2026 Full analysis →
gitlab WORKING POC
by securitystuffbackup · poc
https://gitlab.com/securitystuffbackup/CVE-2021-23132

The repository contains a functional Python exploit for CVE-2021-23132, which leverages a path traversal vulnerability in Joomla's com_media component to achieve remote code execution (RCE). The exploit requires admin credentials and demonstrates the ability to create a superadmin account and execute arbitrary commands.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Joomla core <=3.9.24
Auth required
Prerequisites: Admin account (not Superadmin) · Python3 · lxml library
devstral-2 · analyzed Feb 23, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0653
EPSS Percentile 92.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

Status published
Products (1)
joomla/joomla\! 3.0.0 - 3.9.25
Published Mar 04, 2021
Tracked Since Feb 18, 2026