SSO vBulletin
Important!!!
Consider an alternative
SSO vBulletin shows warning signs in 2026 — compare the alternatives below before installing. Is rated 5/5 and was last updated 6 years ago, and scores 28/100 on our health check.
- Small user base (<10 active installs)
- Very few reviews so far
- No update in 5 years
- Only tested up to WordPress 5.6 (latest is 7.1)
How does it stack up?
Side-by-side on installs, updates, ratings & support
Daily downloads
Download spikes usually follow a new release — each site that auto-updates counts as a download.
Rankings
Where SSO vBulletin stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| login | >100 |
| registration | >100 |
| Single Sign-on | >100 |
| sso | >100 |
| user management | >100 |
Rating breakdown
★★★★★★★★★★ 5 from 2 reviews
About SSO vBulletin
From the official readme · v1.2.0Description
Important!!!
This plugin is deprecated and was renamed as WP vBulletin SSO. All future changes will be released only in scope of WP vBulletin SSO plugin.
The plugin is developed and supported by Extreme Idea LLC. Our entire team is ready to help you. Ask your questions in the support forum, or contact us directly.
Uninstallation
To Uninstall the SSO extension:
1. Log in as WordPress administrator to WordPress Admin Panel:
2. Navigate to Plugins > press Installed Plugins button > navigate to the SSO vBulletin extension.
3. Press Deactivate button.
4. Press Delete button. The plugin should be successfully deleted.
To Uninstall the extension via the vBulletin dashboard:
1. Log in to your forum’s /admincp/ control panel as administrator.
2. Navigate to the Plugins & Products section.
3. Expand section and click on the Manage Products link.
4. Find vBulletin SSO extension and select Uninstall it.
Configuration
To open the SSO vBulletin plugin settings page: Log in as WordPress administrator > Settings > SSO vBulletin
Here you can:
Enable / Disable Email Notification (by default this features is disabled).
Set Email Address(es) for Email Notifications.
Set Illegal User names and characters.
To open the SSO vBulletin plugin settings page navigate to : Settings > Options > SSO vBulletin
There are available next redirection fields:
“Login Url” field – enter the URL you would like to be redirected to (after Login button is pressed).
“Register Url” field – enter the URL you would like to be redirected to (after Register button is pressed).
“Lost Password Url ”field – enter the URL you would like to be redirected to (after Lost Password button is pressed).
“Change Password and Email Url” field – enter the URL you would like to be redirected to (after Change Password and Email button is pressed).
Error Log
Errors are stored at WORDPRESS_ROOT/wp-content/uploads/sso-vbulletin-logs
Installation
To Install the SSO plugin on WordPress:
1. Log in as administrator to WordPress Admin Panel.
2. Navigate to Plugins > press Add New button > press Upload Plugin button.
3. Browse for sso vbulletin.zip file > press Install Now button.
4. The plugin should be successfully installed (navigate to Plugins > press Installed Plugins button > navigate to the WordPress vBulletin SSO extension).
To Install the SSO extension on vBulletin site:
1. Log in to forum`s /admincp/ Control Panel as administrator:
2. Navigate to Plugins & Products section.
3. Expand section and click on the Manage Products link.
4. Scroll down right frame until you find Add/Import Product link.
5. Click on the link and choose for sso vbulletin.xml file (extract the file from the archive).
6. Click on the Import button.
7. Change vBulletin Login Link: Log in as vBulletin Administrator → Open Styles and Templates → Add next changes to the current theme:
Comment or remove next lines out in template header:
<
form id=”navbar_loginform” … till .
Paste the link right after the commented out form: Login (or simply replace all code with the last link of this form).
Changelog
To update the plugin: Log in as administrator to Admin Panel. Uninstall the plugin (see Uninstall chapter). (Re)install the plugin (see Install chapter). The plugin should be successfully re-installed.
1.2.0
2018-10-25
- Added Secondary User Groups feature: Admin can specify category ID to synchronize newly registered users with this group(s).
- Fixed an issue during adding new user by Admin (via wp-admin).
1.1.2
2018-12-03
- Fixed plugin`s version.
1.1.1
2018-12-03
- Fixed an issue when user`s primary usergroup is “Users Awaiting Email Confirmation” after email confirmation via Admin Panel.
1.1.0
2018-19-02
- Changed logger instance, added log section to a settings page.
1.0.4
2017-12-01
- Fixed an error during profile update if user has an empty character in user name.
1.0.3
2017-12-01
- Fixed an error during reset password.
Screenshots
For developers
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Best SSO vBulletin alternatives
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FAQ
SSO vBulletin: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 9, 2026
Is SSO vBulletin free?
Yes. SSO vBulletin is free to download and use from the official WordPress.org plugin directory.
Is SSO vBulletin safe to use in 2026?
SSO vBulletin shows warning signs in 2026 — compare the alternatives below before installing. Is rated 5/5 and was last updated 6 years ago, and scores 28/100 on our health check.
How many websites use SSO vBulletin?
SSO vBulletin is active on <10 WordPress websites and has been downloaded 4,845 times since it launched in June 2017. It was downloaded 63 times in the last 30 days.
Does SSO vBulletin work with WordPress 7.1?
SSO vBulletin is officially tested up to WordPress 5.6.22, while the latest release is 7.1.3. It may still work, but try it on a staging site first.
When was SSO vBulletin last updated?
The latest version, 1.2.0, was released on November 30, 2020 (6 years ago).
Who makes SSO vBulletin?
SSO vBulletin is developed and maintained by extremeidea.
What are the best alternatives to SSO vBulletin?
The most popular alternatives to SSO vBulletin are WPS Hide Login (2M+ installs), Loginizer (1M+ installs) and Security Optimizer (1M+ installs).
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