{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "33"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "34"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.5.1"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "c574c7934c96a4ce96acfab14edaa941e4674e08"
            },
            {
              "fixed": "bab31e085f355dd73858fd3715f7ed71849656da"
            }
          ],
          "repo": "https://github.com/python-restx/flask-restx",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Flask-RESTX (pypi package flask-restx) is a community driven fork of Flask-RESTPlus. Flask-RESTX before version 0.5.1 is vulnerable to ReDoS (Regular Expression Denial of Service) in email_regex. This is fixed in version 0.5.1.",
  "id": "CVE-2021-32838",
  "modified": "2026-04-01T23:08:20.926212847Z",
  "published": "2021-09-20T18:15:11.010Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QUD6SWZLX52AAZUHDETJ2CDMQGEPGFL3/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5UCTFVDU3677B5OBGK4EF5NMUPJLL6SQ/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-3q6g-vf58-7m4g"
    },
    {
      "type": "FIX",
      "url": "https://github.com/python-restx/flask-restx/blob/fd99fe11a88531f5f3441a278f7020589f9d2cc0/flask_restx/inputs.py#L51"
    },
    {
      "type": "FIX",
      "url": "https://github.com/python-restx/flask-restx/commit/bab31e085f355dd73858fd3715f7ed71849656da"
    },
    {
      "type": "FIX",
      "url": "https://github.com/python-restx/flask-restx/issues/372"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/flask-restx/"
    }
  ],
  "related": [
    "GHSA-3q6g-vf58-7m4g"
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}