CVE-2026-61424 CRITICAL

CVE-2026-61424: Joomla Extension - dj-extensions.com - Unauthenticated arbitrary file upload in DJ-Classifieds < 3.11.2

Vendor Dj-Extensions.com
Product DJ-Classifieds extension for Joomla
Weakness CWE-434 · Unrestricted file upload
Published July 20, 2026
Last update July 23, 2026

CVSS base score

10.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

What the vulnerability does

01Description

Joomla Extension - dj-extensions.com - Unauthenticated arbitrary file upload in DJ-Classifieds < 3.11.2 - The Joomla extension DJ-Classifieds is vulnerable to an unauthenticated file upload, leading to full RCE.

Explanation of Vulnerability in Simple Terms

02Summary

DJ-Classifieds extension for Joomla contains an unrestricted file upload vulnerability that allows unauthenticated attackers to upload arbitrary files to the server. An attacker can exploit this over the network without any special privileges or user interaction. Successful exploitation enables the attacker to run their own code on the site and compromise the entire Joomla installation.

What an attacker can do

03Attacker Capabilities

Upload arbitrary files and run their own code on the site without authentication.

Potential impact on your site

04Site Impact

Complete site compromise: attacker can read/modify/delete data, create admin accounts, or deface the site.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

July 20, 2026 CVE published
July 23, 2026 Record updated

Related vulnerabilities

08Related CVE