Rapid7

vulnerability

WordPress Plugin: business-manager: CVE-2021-39332: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Severity
2
CVSS
(AV:N/AC:H/Au:S/C:N/I:P/A:N)
Published
Oct 14, 2021
Added
May 15, 2025
Modified
Apr 30, 2026

Description

The Business Manager WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization found throughout the plugin which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 1.4.5. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled.

Solution

business-manager-plugin-cve-2021-39332
Title
Rapid7 Labs

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