CVE-2020-25032

python3-flask-cors: An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9

CVE-2020-25032 is fixed in python3-flask-cors on 1 platform by python3-flask-cors 3.0.8-2ubuntu0.1 (version 3.0.8-2ubuntu0.1), released August 30, 2020. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0391
90th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
python3-flask-cors · Ubuntu 20.04 LTS (focal) 3.0.8-2ubuntu0.1 python3-flask-cors 3.0.8-2ubuntu0.1 Aug 30, 2020

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