CVE-2020-25032

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CVSS 3.1

7.5 high

EPSS

4%p90

Published

Aug 31, 2020 (Aug 31, 2020)

Modified

Jun 17, 2026

Description

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.

Vendors: flask-cors project debian opensuse
Products: flask-cors, debian linux, backports sle, leap
Weakness: CWE-22
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (4.0%)

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