Title: Really Simple Under Construction Page
Author: Jonas Hjalmarsson
Published: May 10, 2018
Last modified: May 4, 2026
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# Really Simple Under Construction Page
By [Jonas Hjalmarsson](https://profiles.wordpress.org/jonashjalmarsson/)
[Download](https://downloads.wordpress.org/plugin/really-simple-under-construction.1.5.8.zip)
* [Details](https://sa.wordpress.org/plugins/really-simple-under-construction/#description)
* [Reviews](https://sa.wordpress.org/plugins/really-simple-under-construction/#reviews)
* [Development](https://sa.wordpress.org/plugins/really-simple-under-construction/#developers)
[Support](https://wordpress.org/support/plugin/really-simple-under-construction/)
## Description
**Version 1.5.0 is a recommended security update for all existing users.** It blocks
JavaScript injection on the Under Construction page, hardens the bypass cookie (
Secure/HttpOnly/SameSite), tightens IP-whitelist validation, and fixes silent breakage
with WP-CLI, cron, and the REST API. The plugin’s behavior and settings are unchanged—
existing setups upgrade in place. See the changelog for the full list.
Add a really simple Under Construction page to your website by enabling this plugin.
Use IP whitelisting and a secret URL to grant access to selected users without logging
in.
Go to the settings page in Settings > Really Simple Under Construction. Enable by
checking the checkbox. The Under Construction page is only visible to visitors who
are not logged in. You can optionally configure:
1. The Under Construction page itself — paste any HTML (DOCTYPE,