{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 8.12.4"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "com.vaadin:vaadin-bom"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "8.0.0"
            },
            {
              "fixed": "8.13.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2021-10-13T17:43:34Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "Unsafe validation RegEx in `EmailValidator` component in `com.vaadin:vaadin-compatibility-server` versions 8.0.0 through 8.12.4 (Vaadin versions 8.0.0 through 8.12.4) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.",
  "id": "GHSA-jfmf-w293-8xr8",
  "modified": "2021-10-13T17:43:34Z",
  "published": "2021-10-13T18:55:52Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/vaadin/framework/security/advisories/GHSA-jfmf-w293-8xr8"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vaadin/framework"
    },
    {
      "type": "WEB",
      "url": "https://vaadin.com/security/cve-2021-31409"
    }
  ],
  "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 EmailValidator class in V7 compatibility module in Vaadin 8"
}