CVE-2024-6221

Advisory

A vulnerability in corydolphin/flask-cors allows the Access-Control-Allow-Private-Network CORS header to be set to true by default, without any configuration option. This behaviour can expose private network resources to unauthorized external access, leading to significant security risks such as data breaches, access to sensitive information, and potential network intrusions.

Affected package

Affected versions

Fixed versions

Vulnerability changelog

This vulnerability has no description

Resources

• https://huntr.com/bounties/a42935fc-6f57-4818-bca4-3d528235df4d
• https://github.com/corydolphin/flask-cors/issues/337
• https://github.com/corydolphin/flask-cors/blob/f25c6b2ed243457a64567a8fe40e5df6da0cb3dc/flask_cors/core.py#L189
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-6221