Community Project · WordPress Ecosystem
Fixing IDN Email Validation in WordPress Plugins
Help test real plugin behavior with internationalized email domains (IDN), publish reproducible results, and support maintainers shipping real fixes.
New here?
Start quickly, no local setup needed
Use playground.wordpress.net to test plugins in a disposable WordPress environment, then submit your findings here.
Need context first?
Read scope, severity model, privacy, and FAQ on the About pageHow to contribute (about 5 minutes)
Pick software to test
Choose a WordPress plugin (or external software) and note the URL/version.
Run the IDN checks
Test the email templates in the target form. Tip: use playground.wordpress.net if you do not have a testing environment.
Publish report
Submit and get an immediate public report with computed severity.
Latest Public Reports
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| WP Mail SMTP by WPForms – The Most Popular SMTP and Email Log Plugin | Benni | Fail | 3 days ago | Details |
| WooCommerce | Markus | Fail | 3 days ago | Details |
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