CVE-2024-31351 CRITICAL

CVE-2024-31351: WordPress Copymatic plugin <= 1.6 - Unauthenticated Arbitrary File Upload vulnerability

Vendor Copymatic
Product Copymatic – AI Content Writer & Generator
Weakness CWE-434 · Unrestricted file upload
Published May 17, 2024
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

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

CVSS vector

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

What the vulnerability does

01Description

Unrestricted Upload of File with Dangerous Type vulnerability in Copymatic Copymatic – AI Content Writer & Generator.This issue affects Copymatic – AI Content Writer & Generator: from n/a through 1.6.

Explanation of Vulnerability in Simple Terms

02Summary

Copymatic AI Content Writer & Generator versions up to 1.6 contain an unrestricted file upload vulnerability. An attacker can upload arbitrary files to the server without authentication, potentially gaining the ability to run malicious code. The vulnerability affects the entire system and can lead to complete compromise of confidentiality, integrity, and availability.

What an attacker can do

03Attacker Capabilities

Upload arbitrary files to the server and execute malicious code without authentication.

Potential impact on your site

04Site Impact

Complete system compromise: attackers can read all data, modify content, disable the site, or use it to attack other systems.

Conditions required to exploit

05Prerequisites

Network access to the vulnerable application; no authentication or user interaction required.

Key dates

06Disclosure timeline

May 17, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

CVE-2026-48945 Joomla Extension - getk2.org - Privileged RCE vulnerability in K2 extension for Joomla < 2.26 CVE-2026-61900 Joomla Extension - dj-extensions.com - Unauthenticated arbitrary file upload in DJ-jDownloads < 4.1.6 CVE-2026-6271 Career Section <= 1.7 - Unauthenticated Arbitrary File Upload CVE-2026-27419 WordPress Zegen theme <= 1.1.9 - Arbitrary File Upload vulnerability CVE-2026-42748 WordPress WPify Woo Czech plugin <= 5.4.1 - Arbitrary File Upload vulnerability