id: PYSEC-2020-157
details: Open redirect vulnerability in werkzeug before 0.11.6 via a double slash
  in the URL.
affected:
- package:
    name: werkzeug
    ecosystem: PyPI
    purl: pkg:pypi/werkzeug
  ranges:
  - type: ECOSYSTEM
    events:
    - introduced: '0'
    - fixed: 0.11.6
  versions:
  - '0.1'
  - '0.2'
  - '0.3'
  - 0.3.1
  - '0.4'
  - 0.4.1
  - '0.5'
  - 0.5.1
  - '0.6'
  - 0.6.1
  - 0.6.2
  - '0.7'
  - 0.7.1
  - 0.7.2
  - '0.8'
  - 0.8.1
  - 0.8.2
  - 0.8.3
  - '0.9'
  - 0.9.1
  - 0.9.2
  - 0.9.3
  - 0.9.4
  - 0.9.5
  - 0.9.6
  - '0.10'
  - 0.10.1
  - 0.10.2
  - 0.10.3
  - 0.10.4
  - '0.11'
  - 0.11.1
  - 0.11.2
  - 0.11.3
  - 0.11.4
  - 0.11.5
references:
- type: REPORT
  url: https://github.com/pallets/werkzeug/issues/822
- type: WEB
  url: https://github.com/pallets/werkzeug/pull/890/files
- type: REPORT
  url: https://github.com/pallets/flask/issues/1639
- type: ADVISORY
  url: https://github.com/advisories/GHSA-3p3h-qghp-hvh2
aliases:
- CVE-2020-28724
- GHSA-3p3h-qghp-hvh2
modified: '2020-12-01T16:05:00Z'
published: '2020-11-18T15:15:00Z'