Regular expression denial of service in Pydantic < 2.4.0 (Pydantic Pydantic)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.96 % · percentile 61 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- directcyber
- NVD 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.
Weaknesses (CWE)
- CWE-1333 — Inefficient Regular Expression Complexity
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H | directcyber |
| CVSS 3.1 | MEDIUM 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · 430a6cef-dc26-47e3-9fa8-52fb7f19644e (Secondary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
Advisories
- GHSA-mr82-8j83-vxmv — Pydantic regular expression denial of service
- PYSEC-2026-1812 — Pydantic regular expression denial of service
European references
- ENISA EUVD · EUVD-2024-1252
- GCVE · GCVE-0-2024-3772
CERT-FR advisories
- CERTFR-2024-AVI-0670 — Multiples vulnérabilités dans Splunk Machine Learning Toolkit · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0579 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0514 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:pydantic:pydantic:*:*:*:*:*:*:*:*< 1.10.13cpe:2.3:a:pydantic:pydantic:*:*:*:*:*:*:*:*≥ 2.0 < 2.4.0cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Pydantic · Pydantic | affected 2.0 < 2.4.0 ; affected 1.0 < 1.10.13 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |