The HTML Forms – Simple WordPress Forms Plugin for WordPress is vulnerable to Unauthenticated Stored Cross-Site Scripting in all versions up to and including 1.6.0 due to insufficient sanitization of fabricated file upload field metadata before displaying it in the WordPress admin dashboard. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute whenever an administrator accesses the form submissions page.
CVE-2025-13861 is a medium severity with CVSS 6.1 File Upload issue affecting the Plugin HTML Forms – Simple WordPress Forms Plugin. It affects Versions up to 1.6.0 and is fixed in 1.6.1.
CVE-2025-13861 is tracked for the Plugin HTML Forms – Simple WordPress Forms Plugin as medium severity with CVSS 6.1. The affected range is Versions up to 1.6.0. Update HTML Forms – Simple WordPress Forms Plugin to 1.6.1 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
html-forms
View on wordpress.org
|
| CVE | CVE-2025-13861 |
| Patched Versions |
1.6.1
|
| Affected Versions |
Versions up to 1.6.0
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
HTML Forms <= 1.5.1 - Unauthenticated Stored Cross-Site Scripting
HTML Forms <= 1.3.24 - Authenticated (Administrator+) SQL Injection
HTML Forms <= 1.5.2 - Authenticated (Contributor+) Stored Cross-Site Scripting
HTML Forms <= 1.4.1 - Reflected Cross-Site Scripting
HTML Forms <= 1.3.28 - Authenticated (Administrator+) Cross-Site Scripting
HTML Forms <= 1.5.5 - Authenticated (Admin+) Stored Cross-Site Scripting
HTML Forms – Simple WordPress Forms <= 1.3.32 - Authenticated (Admin+) Stored Cross-Site Scripting
HTML Forms – Simple WordPress Forms Plugin <= 1.3.33 - Cross-Site Request Forgery
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