CVE-2025-13861
Medium
Description
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.
SeverityMedium
CVSS6.1
Exploit probability17. percentile0.3%
ProductHTML Forms – Simple WordPress Forms Plugin
PublishedDec 17, 2025
First seenDec 17, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linksoftware HTML Forms – Simple WordPress Forms Plugin | v ≤ 1.6.0 | — |
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