CVE-2022-46839 CRITICAL

CVE-2022-46839: WordPress JS Help Desk – Best Help Desk & Support Plugin Plugin <= 2.7.1 is vulnerable to Arbitrary File Upload

Vendor Js Help Desk
Product JS Help Desk – Best Help Desk & Support Plugin
Weakness CWE-434 · Unrestricted file upload
Published January 5, 2024
Last update April 28, 2026

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 JS Help Desk JS Help Desk – Best Help Desk & Support Plugin.This issue affects JS Help Desk – Best Help Desk & Support Plugin: from n/a through 2.7.1.

Explanation of Vulnerability in Simple Terms

02Summary

JS Help Desk allows unauthenticated attackers to upload files without restriction. An attacker can upload malicious files to the server over the network without needing credentials or user interaction. This can lead to remote code execution, data theft, and site takeover. Update to a version newer than 2.7.1.

What an attacker can do

03Attacker Capabilities

Upload and execute malicious files on the server without authentication.

Potential impact on your site

04Site Impact

Attackers can run arbitrary code, steal data, modify content, or take over the entire site.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

January 5, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE