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CVE-2020-25032

CVE-2020-25032

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 8.7 · High · EPSS 4.0% · Fix available

Published
Updated

Stack: system · python

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • python-flask-cors Debian:12

    Affected ranges
    • ECOSYSTEM: < 3.0.9-1

    Update to 3.0.9-1

  • python-flask-cors Debian:13

    Affected ranges
    • ECOSYSTEM: < 3.0.9-1

    Update to 3.0.9-1

  • python-flask-cors Debian:14

    Affected ranges
    • ECOSYSTEM: < 3.0.9-1

    Update to 3.0.9-1

  • flask-cors PyPI

    Versions
    • 0.0.0.dev3
    • 0.0.0.dev4
    • 1.0
    • 1.1
    • 1.1.1
    • 1.1.2
    • 1.1.3
    • 1.10.0
    • 1.10.1
    • 1.10.2
    • 1.10.3
    • 1.2.0
    • 1.2.1
    • 1.3.0
    • 1.3.1
    • 1.4.0
    • 1.5.0
    • 1.6.0
    • 1.6.1
    • 1.7.0
    • 1.7.1
    • 1.7.2
    • 1.7.3
    • 1.7.4
    • 1.8.0
    • 1.8.1
    • 1.9.0
    • 2.0.0
    • 2.0.0rc1
    • 2.0.1
    • 2.1.0
    • 2.1.1
    • 2.1.2
    • 2.1.3
    • 3.0.0
    • 3.0.1
    • 3.0.2
    • 3.0.3
    • 3.0.4
    • 3.0.6
    • 3.0.7
    • 3.0.8
    Affected ranges
    • ECOSYSTEM: < 3.0.9

    Update to 3.0.9

  • flask-cors PyPI

    Versions
    • 1.0
    • 1.1
    • 1.1.1
    • 1.1.2
    • 1.1.3
    • 1.2.0
    • 1.2.1
    • 1.3.0
    • 1.3.1
    • 1.4.0
    • 1.5.0
    • 1.6.0
    • 1.6.1
    • 1.7.0
    • 1.7.1
    • 1.7.2
    • 1.7.3
    • 1.7.4
    • 1.8.0
    • 1.8.1
    • 1.9.0
    • 1.10.0
    • 1.10.1
    • 1.10.2
    • 1.10.3
    • 2.0.0rc1
    • 2.0.0
    • 2.0.1
    • 2.1.0
    • 2.1.1
    • 2.1.2
    • 2.1.3
    • 3.0.0
    • 3.0.1
    • 3.0.2
    • 3.0.3
    • 3.0.4
    • 3.0.6
    • 3.0.7
    • 3.0.8
    • 0.0.0.dev3
    • 0.0.0.dev4
    Affected ranges
    • ECOSYSTEM: < 3.0.9

    Update to 3.0.9

  • python-flask-cors Ubuntu:20.04:LTS

    Versions
    • 3.0.8-2
    Affected ranges
    • ECOSYSTEM: < 3.0.8-2ubuntu0.1

    Update to 3.0.8-2ubuntu0.1

Original sources

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