CVE-2023-27440 HIGH

CVE-2023-27440: WordPress Toolset Types plugin <= 3.4.17 - Authenticated Arbitrary File Upload Vulnerability

Vendor Onthegosystems

Product Types

Weakness CWE-434 · Unrestricted file upload

Published March 26, 2024

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

7.2/10

Attack vector Network

Attack complexity Low

Privileges required High

User interaction None

Confidentiality High

Integrity High

CVSS vector

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

What the vulnerability does

01Description

Unrestricted Upload of File with Dangerous Type vulnerability in OnTheGoSystems Types.This issue affects Types: from n/a through 3.4.17.

Explanation of Vulnerability in Simple Terms

02Summary

Types, a WordPress plugin by OnTheGoSystems, contains an unrestricted file upload vulnerability in versions up to 3.4.17. An authenticated administrator can upload arbitrary files to the site, potentially including executable code. This allows complete compromise of the WordPress installation. Update to a version newer than 3.4.17 immediately.

What an attacker can do

03Attacker Capabilities

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

Potential impact on your site

04Site Impact

A compromised admin account can upload malicious files and take full control of your WordPress site.

Conditions required to exploit

05Prerequisites

Attacker must have administrator-level access to WordPress.

Key dates

06Disclosure timeline

March 26, 2024 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-27440 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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