WordPress File Sharing Plugin <= 2.0.3 - Authenticated (Admin+) Stored Cross-Site Scripting

4.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-4636
CVSS 4.4 (Medium)
Publicly Published September 4, 2023
Last Updated January 22, 2024
Researcher Shuning Xu

Description

The WordPress File Sharing Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in versions up to, and including, 2.0.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

References

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Vulnerability Details for User Private Files – Secure Client Portal for WordPress

Software Type Plugin
Software Slug user-private-files (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.0.4, or a newer patched version
Affected Version
  • <= 2.0.3
Patched Version
  • 2.0.4

Recent vulnerabilities in User Private Files – Secure Client Portal for WordPress

# Title CVE ID CVSS Researchers Date
1 File Sharing & Download Manager <= 2.1.6 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'fldr_ttl' Parameter CVE-2026-10093 6.4 pham quang huy (Zibanana) June 15, 2026
2 User Private Files – File Upload & Download Manager with Secure File Sharing <= 2.1.3 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2024-13799 6.4 Tim Coen February 18, 2025
3 User Private Files <= 2.1.0 - Insecure Direct Object Reference to Authenticated (Subscriber+) Private File Access CVE-2024-7848 4.3 Peter Thaleikis August 21, 2024
4 User Private Files < 2.0.5 - Insecure Direct Object Reference CVE-2023-4836 5.3 Dmitrii Ignatyev October 11, 2023
5 Frontend File Manager & Sharing – User Private Files <= 1.1.1 - Missing Authorization 6.3 August 6, 2022
6 Frontend File Manager & Sharing – User Private Files <= 1.1.0 - Sensitive Information Disclosure 5.3 August 6, 2022
7 Frontend File Manager & Sharing – User Private Files <= 1.1.2 - Subscriber+ Arbitrary File Upload CVE-2022-2356 8.8 Raad Haddad July 11, 2022

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