high7.5
CVE-2024-6221
Flask-CORS allows the `Access-Control-Allow-Private-Network` CORS header to be set to true by default
Impact
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, without any configuration option. 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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | Flask-Cors | < 4.0.2 | 4.0.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Corydolphin | Flask-Cors | Version 4.0.1 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/corydolphin/flask-cors/commit/03aa3f8e2256437f7bad96422a747b98ab5e31bf
- https://huntr.com/bounties/a42935fc-6f57-4818-bca4-3d528235df4d
- https://github.com/advisories/GHSA-hxwh-jpp2-84pm
- https://nvd.nist.gov/vuln/detail/CVE-2024-6221
- https://github.com/pypa/advisory-database/tree/main/vulns/flask-cors/PYSEC-2024-71.yaml
- https://github.com/corydolphin/flask-cors/issues/362
- https://github.com/corydolphin/flask-cors/pull/363
- https://github.com/corydolphin/flask-cors/pull/368
- https://github.com/corydolphin/flask-cors/commit/c8514760cf03fcce16d77f6db7007aad429c4548
- https://github.com/corydolphin/flask-cors/releases
- https://github.com/corydolphin/flask-cors/commit/7ae310c56ac30e0b94fb42129aa377bf633256ec
- https://github.com/pypa/advisory-database/tree/main/vulns/flask-cors/PYSEC-2024-260.yaml