NEX-Forms – Ultimate Forms Plugin for WordPress: Cross-site scripting
NEX-Forms – Ultimate Forms Plugin for WordPress is affected by cross-site scripting. The vulnerable path is reachable without authentication. Injected script can execute in the affected site's origin when the vulnerable output is viewed. The published affected range is <= 9.2.2.
- Component
- NEX-Forms – Ultimate Forms Plugin for WordPress
- Plugin slug
nex-forms-express-wp-form-builder- Affected
- <= 9.2.2
- Safe version
> 9.2.2- Published
- Jul 01, 2026
This CVE was published Jul 01, 2026 and is one of 33 known issues for this plugin.
Update, patch or deactivate.
Update NEX-Forms – Ultimate Forms Plugin for WordPress to a release after 9.2.2, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The NEX-Forms – Ultimate Forms Plugin for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via '_name[]' Array Parameter in all versions up to, and including, 9.2.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The wp_kses() output filtering pass provides no mitigation because NEXForms_allowed_tags() explicitly permits