{"cve":"CVE-2024-3772","nvd":{"published":"2024-04-15T03:16:07.987","modified":"2026-06-17T07:44:59.890","status":"Analyzed","description":"Regular expression denial of service in Pydanic < 2.4.0, < 1.10.13 allows remote attackers to cause denial of service via a crafted email string.","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:H","score":7.5},"cwes":["CWE-1333"],"references":["https://github.com/pydantic/pydantic/pull/7360","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6JBZLMSH4GAZOVBMT2JUO2LXHY7M2ALI/","https://github.com/pydantic/pydantic/pull/7360","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6JBZLMSH4GAZOVBMT2JUO2LXHY7M2ALI/"],"products":["fedoraproject:fedora","pydantic:pydantic"],"source":"nvd","synced_at":"2026-10-19T21:48:32.179249784+00:00"},"epss":{"cve":"CVE-2024-3772","score":0.00957,"percentile":0.61465,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-mr82-8j83-vxmv","url":"https://osv.dev/vulnerability/GHSA-mr82-8j83-vxmv","summary":"Pydantic regular expression denial of service","modified":"2026-08-07T08:12:04.281121542Z","packages":[{"ecosystem":"PyPI","name":"pydantic","purl":"pkg:pypi/pydantic","ranges":[">=2.0.0 <2.4.0"],"fixed":["2.4.0"]},{"ecosystem":"PyPI","name":"pydantic","purl":"pkg:pypi/pydantic","ranges":["<1.10.13"],"fixed":["1.10.13"]}]},{"id":"PYSEC-2026-1812","url":"https://osv.dev/vulnerability/PYSEC-2026-1812","summary":"Pydantic regular expression denial of service","modified":"2026-07-07T17:48:03.529509569Z","packages":[{"ecosystem":"PyPI","name":"pydantic","purl":"pkg:pypi/pydantic","ranges":["<1.10.13",">=2.0.0 <2.4.0"],"fixed":["1.10.13","2.4.0"]}]}],"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."]}