Regular Expression Denial-of-Service in npm schema-inspector

Impact What kind of vulnerability is it? Who is impacted? Email address validation is vulnerable to a denial-of-service attack where some input for example a@0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0. will freeze the program or web browser page...