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SimpleForm Security Update for CVE-2026-104748

Website administrator reviewing a WordPress plugin security maintenance checklist on a dashboard.

A critical security issue has been recorded for the wpazleen SimpleForm WordPress plugin. The official CVE record identifies versions through 3.10.0 as affected, while the official WordPress.org release notes identify 3.10.1 as a security update.

What is confirmed

The CNA record describes an unauthenticated privilege-escalation risk that could create an Administrator-level WordPress account. It is rated CVSS 9.8 Critical. This is a reason to prioritize review, but it does not establish active exploitation or that a particular site is affected.

Who should review this now

Review sites that use the named SimpleForm plugin and have not confirmed that the installed version is 3.10.1 or later. If a managed provider or developer controls updates, share the CVE identifier, plugin name, and affected-version boundary without sharing account credentials or customer data.

Safe update checklist

In WP Admin, confirm that the installed plugin is the wpazleen SimpleForm product named in the advisory.
Check the installed version against the affected boundary: versions through 3.10.0 require priority review.
Use the site's established maintenance, change-control, and rollback planning process before changing production.
Use the normal WordPress plugin update workflow to move to 3.10.1 or later after checking site compatibility.
After the change, confirm the installed version in WP Admin and check the site's essential form workflow.
If unexpected account activity is a concern, review normal administrative records and escalate suspicious findings to the responsible support team.

What this review does not establish

This article does not assess a live site, test remediation, determine deployment exposure, establish ongoing support status, or claim active exploitation. Those questions require environment-specific review by the site owner, host, or qualified WordPress support provider.

WordPress support

If you are unsure whether this plugin is installed or whether an update is safe for a business site, see Fix I.T. Phill WordPress support. For managed-hosting context, see our hosting guidance and security guidance.