CVE-2020-7754 – Regular Expression Denial of Service (ReDoS)

https://notcve.org/view.php?id=CVE-2020-7754

This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters. Esto afecta al paquete npm-user-validate versiones anteriores a 1.0.1. La expresión regular que comprueba los correos electrónicos de los usuarios tardó exponencialmente más en procesar cadenas de entrada largas que comienzan con caracteres @ • https://github.com/npm/npm-user-validate/commit/c8a87dac1a4cc6988b5418f30411a8669bef204e https://github.com/npm/npm-user-validate/security/advisories/GHSA-xgh6-85xh-479p https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1019353 https://snyk.io/vuln/SNYK-JS-NPMUSERVALIDATE-1019352 https://access.redhat.com/security/cve/CVE-2020-7754 https://bugzilla.redhat.com/show_bug.cgi?id=1892430 • CWE-400: Uncontrolled Resource Consumption •