Improper Access Control in corydolphin/flask-cors (corydolphin corydolphin/flask-cors)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.72 % · percentile 54 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- @huntr_ai
- NVD status
- Modified
Description
A vulnerability in corydolphin/flask-cors version 4.0.1 allows the `Access-Control-Allow-Private-Network` CORS header to be set to true by default. This behavior can expose private network resources to unauthorized external access, leading to significant security risks such as data breaches, unauthorized access to sensitive information, and potential network intrusions.
Weaknesses (CWE)
- CWE-284 — Improper Access Control
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | MEDIUM 6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N | @huntr_ai |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 3.0 | MEDIUM 6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N | NVD · security@huntr.dev (Secondary) |
Advisories
- GHSA-hxwh-jpp2-84pm — Flask-CORS allows the `Access-Control-Allow-Private-Network` CORS header to be set to true by default
- PYSEC-2024-260 — Withdrawn as duplicate of PYSEC-2024-71. A vulnerability in corydolphin/flask-cors version 4.0.1 allows the `Access-Control-Allow-Private-Network` CORS header t
- PYSEC-2024-71 — A vulnerability in corydolphin/flask-cors up to version 4.0.1 allows the `Access-Control-Allow-Private-Network` CORS header to be set to true by default, withou
European references
- ENISA EUVD · EUVD-2024-0061
- GCVE · GCVE-0-2024-6221
CERT-FR advisories
- CERTFR-2025-AVI-0233 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0873 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:corydolphin:flask-cors:4.0.1:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| corydolphin · corydolphin/flask-cors | affected unspecified < 5.0.0 |
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 |