CVE-2023-34007 CRITICAL

CVE-2023-34007: WordPress Download Monitor Plugin <= 4.8.3 is vulnerable to Arbitrary File Upload

Vendor Wpchill

Product Download Monitor

Weakness CWE-434 · Unrestricted file upload

Published December 20, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

9.9/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity High

CVSS vector

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

What the vulnerability does

01Description

Unrestricted Upload of File with Dangerous Type vulnerability in WPChill Download Monitor.This issue affects Download Monitor: from n/a through 4.8.3.

Explanation of Vulnerability in Simple Terms

02Summary

Download Monitor versions up to 4.8.3 allow authenticated users with low privileges to upload files without proper validation. An attacker can upload malicious files, including executable code, to compromise the site. The vulnerability affects confidentiality, integrity, and availability of the WordPress installation.

What an attacker can do

03Attacker Capabilities

Upload malicious files, including executable code, to the site.

Potential impact on your site

04Site Impact

Site could be fully compromised; attacker can read data, modify content, or take the site offline.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account (e.g., subscriber or contributor role).

Key dates

06Disclosure timeline

December 20, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-34007 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/434.html AskarLabs — CWE-434 write-up Unrestricted Upload of File with Dangerous Type

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