High · 7.1 CVE-2026-66570 EUVD-2026-114863GHSA-9jg4-gr2w-m5jg

WordPress WordPress File Upload plugin <= 5.2.1 - Cross Site Scripting (XSS) vulnerability

Published Nov 1, 2026 · Updated Nov 1, 2026 · Assigned by Patchstack

Vendor: Nickboss Product: WordPress File Upload Category: Web / CMS

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nickboss WordPress File Upload wp-file-upload allows Stored XSS.This issue affects WordPress File Upload: from n/a through 5.2.1.

Affected products

Vendor	Product	Affected	Fixed
Nickboss	WordPress File Upload	≤ 5.2.1	—

References

https://patchstack.com/database/wordpress/plugin/wp-file-upload/vulnerability/wordpress-wordpress-file-upload-plugin-5-2-1-cross-site-scripting-xss-vulnerability?_s_id=cve vdb-entry