Web Cache Poisoning Affecting django package, versions [2.2,2.2.19)[3.0,3.0.13)[3.1,3.1.7)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.14% (52nd percentile)

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  • Snyk IDSNYK-PYTHON-DJANGO-1076802
  • published19 Feb 2021
  • disclosed19 Feb 2021
  • creditNick Pope

Introduced: 19 Feb 2021

CVE-2021-23336  (opens in a new tab)
CWE-444  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Django to version 2.2.19, 3.0.13, 3.1.7 or higher.

Overview

Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design.

Affected versions of this package are vulnerable to Web Cache Poisoning. Django contains a copy of urllib.parse.parse_qsl() which was added to backport some security fixes. A further security fix has been issued recently such that parse_qsl() no longer allows using ; as a query parameter separator by default.

CVSS Scores

version 3.1