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https://issues.apache.org/jira/browse/VALIDATOR-442?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rafał Figas updated VALIDATOR-442:
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Attachment: image-2026-03-31-17-20-01-002.png
> EmailValidator and zero-width space
> -----------------------------------
>
> Key: VALIDATOR-442
> URL: https://issues.apache.org/jira/browse/VALIDATOR-442
> Project: Commons Validator
> Issue Type: Bug
> Affects Versions: 1.6
> Reporter: Alessandro Cataldo
> Priority: Minor
> Attachments: image-2026-03-31-17-20-01-002.png
>
>
> EmailValidator does not take into account category "Cf" in the Unicode
> specification.
> String test = "[email protected]*\u200b*"; //Unicode zero-width space
> boolean valid = EmailValidator.getInstance().isValid(test);
> System.out.println("Is valid: "+valid);
> //Returns true
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