XStore Core <= 5.3.8 - Authenticated (Subscriber+) Limited Arbitrary File Upload

9.9
Unrestricted Upload of File with Dangerous Type
CVE CVE-2024-33556
CVSS 9.9 (Critical)
Publicly Published April 25, 2024
Last Updated June 28, 2024
Researcher Rafie Muhammad - Awesome Motive, Inc.

Description

The XStore Core plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 5.3.8. This makes it possible for authenticated attackers, with subscriber-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Learn more about Arbitrary File Upload vulnerabilities and how to prevent them.

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Vulnerability Details for XStore Core

Software Type Plugin
Software Slug et-core-plugin
Patched? Yes
Remediation Update to version 5.3.9, or a newer patched version
Affected Version
  • <= 5.3.8
Patched Version
  • 5.3.9

Recent vulnerabilities in XStore Core

# Title CVE ID CVSS Researchers Date
1 XStore Core <= 5.6.4 - Reflected Cross-Site Scripting CVE-2026-25306 6.1 João Pedro Soares de Alcântara March 17, 2026
2 XStore Core < 5.7 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2026-25307 6.4 João Pedro Soares de Alcântara January 19, 2026
3 XStore Core < 5.6 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2025-64190 6.4 João Pedro Soares de Alcântara December 30, 2025
4 XStore Core < 5.6 - Reflected Cross-Site Scripting CVE-2025-64189 6.1 João Pedro Soares de Alcântara October 17, 2025
5 XStore Core <= 5.3.8 - Authenticated (Subscriber+) Limited Arbitrary File Download CVE-2024-33558 6.5 Rafie Muhammad April 25, 2024
6 XStore Core <= 5.3.8 - Authenticated (Subscriber+) Local File Inclusion CVE-2024-33557 8.8 Rafie Muhammad April 25, 2024
7 XStore Core <= 5.3.8 - Reflected Cross-Site Scripting CVE-2024-33554 6.1 Rafie Muhammad April 25, 2024
8 XStore Core <= 5.3.8 - Missing Authorization CVE-2024-33555 6.3 Rafie Muhammad April 25, 2024
9 XStore Core <= 5.3.8 - Unauthenticated SQL Injection CVE-2024-33551 10.0 Rafie Muhammad April 25, 2024
10 XStore Core <= 5.3.8 - Unauthenticated PHP Object Injection CVE-2024-33553 9.8 Rafie Muhammad April 25, 2024

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