{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "com.vaadin:vaadin-text-field-flow"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.0.4"
            },
            {
              "fixed": "2.3.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "com.vaadin:vaadin-text-field-flow"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.0.0"
            },
            {
              "fixed": "4.0.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-04-16T23:12:10Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "Unsafe validation RegEx in `EmailField` component in `com.vaadin:vaadin-text-field-flow` versions 2.0.4 through 2.3.2 (Vaadin 14.0.6 through 14.4.3), and 3.0.0 through 4.0.2 (Vaadin 15.0.0 through 17.0.10) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.\n\n- https://vaadin.com/security/cve-2021-31405",
  "id": "GHSA-crh4-294p-vcfq",
  "modified": "2021-10-08T21:22:01Z",
  "published": "2021-04-19T14:53:20Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/vaadin/flow-components/security/advisories/GHSA-crh4-294p-vcfq"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vaadin/flow-components"
    },
    {
      "type": "WEB",
      "url": "https://vaadin.com/security/cve-2021-31405"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Regular expression denial of service (ReDoS) in EmailField component in Vaadin 14 and 15-17"
}