Improper Handling of Case Sensitivity Affecting flask-cors package, versions [0,]
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-FLASKCORS-9668954
- published7 Apr 2025
- disclosed20 Mar 2025
- credittomorrowisnew_
Introduced: 20 Mar 2025
NewCVE-2024-6866 (opens in a new tab)How to fix?
There is no fixed version for Flask-Cors.
Overview
Flask-Cors is an A Flask extension adding a decorator for CORS support
Affected versions of this package are vulnerable to Improper Handling of Case Sensitivity in the try_match() function. An attacker can access restricted paths and potentially expose sensitive data by exploiting the case insensitivity in path matching.