CVE-2024-52400 CRITICAL

CVE-2024-52400: WordPress Gallerio plugin <= 1.01 - Arbitrary File Upload vulnerability

Vendor Subhasis Laha

Product Gallerio

Weakness CWE-434 · Unrestricted file upload

Published November 16, 2024

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 Subhasis Laha Gallerio gallerio allows Upload a Web Shell to a Web Server.This issue affects Gallerio: from n/a through <= 1.01.

Explanation of Vulnerability in Simple Terms

02Summary

Gallerio versions 1.01 and earlier allow authenticated users to upload files without proper validation. An attacker with low-level access can upload malicious files that execute on the server, potentially compromising the entire site. The vulnerability affects confidentiality, integrity, and availability of the system.

What an attacker can do

03Attacker Capabilities

Upload and execute malicious files on the server to run their own code.

Potential impact on your site

04Site Impact

A compromised user account can lead to full site takeover, data theft, and service disruption.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site.

Key dates

06Disclosure timeline

November 16, 2024 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2024-52400 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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