CVE-2020-25032: Path Traversal
An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.
Other sources
An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-25032?
CVE-2020-25032 is a vulnerability in Flask-CORS (CORS Middleware for Flask) before version 3.0.9 that allows directory traversal to access private resources.
How severe is CVE-2020-25032?
CVE-2020-25032 has a severity rating of 7.5 (High).
What is the affected software for CVE-2020-25032?
The affected software includes Flask-CORS before version 3.0.9 and python-flask-cors packages with specific versions in Debian and openSUSE Backports SLE.
How do I fix CVE-2020-25032?
To fix CVE-2020-25032, update Flask-CORS to version 3.0.9 and python-flask-cors packages to the recommended versions.
Where can I find more information about CVE-2020-25032?
You can find more information about CVE-2020-25032 at the following references: [NVD](https://nvd.nist.gov/vuln/detail/CVE-2020-25032), [GitHub Commit](https://github.com/corydolphin/flask-cors/commit/67c4b2cc98ae87cf1fa7df4f97fd81b40c79b895), [GitHub Releases](https://github.com/corydolphin/flask-cors/releases/tag/3.0.9)