vulnerability
WordPress Plugin: business-manager: CVE-2021-39332: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:N/AC:H/Au:S/C:N/I:P/A:N) | Oct 14, 2021 | May 15, 2025 | Apr 30, 2026 |
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
References
Rapid7 Labs
2026 Global Threat Landscape Report
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