{"cve":"CVE-2021-23388","nvd":{"published":"2021-06-01T14:15:08.747","modified":"2026-06-17T03:38:40.297","status":"Modified","description":"The package forms before 1.2.1, from 1.3.0 and before 1.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via email validation.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":[],"references":["https://github.com/caolan/forms/pull/214","https://github.com/caolan/forms/pull/214/commits/d4bd5b5febfe49c1f585f162e04ec810f8dc47a0","https://snyk.io/vuln/SNYK-JS-FORMS-1296389","https://github.com/caolan/forms/pull/214","https://github.com/caolan/forms/pull/214/commits/d4bd5b5febfe49c1f585f162e04ec810f8dc47a0"],"products":["forms_project:forms"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2021-23388","score":0.0165,"percentile":0.76511,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-c56f-grv3-gpfr","url":"https://osv.dev/vulnerability/GHSA-c56f-grv3-gpfr","summary":"Regular expression denial of service in forms","modified":"2026-07-08T06:49:29.628079044Z","packages":[{"ecosystem":"npm","name":"forms","purl":"pkg:npm/forms","ranges":["<1.3.2"],"fixed":["1.3.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}