CVE-2019-11236: PYSEC-2019-132 - In the urllib3 library through 1.24.1 for Python, CRLF injection is possible if the attacker controls the request parameter.

CVE-2019-11236 · Severity: low · CVSS 3 · Published 2019-04-15

In the urllib3 library through 1.24.1 for Python, CRLF injection is possible if the attacker controls the request parameter.

Technologies: urllib3 (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2019-11236 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2019-11236 being exploited in the wild.
How severe is CVE-2019-11236?
Low severity, with a CVSS score of 3, published 15 April 2019.
Which products and versions are affected?
urllib3 (PyPI) ECOSYSTEM:introduced=0,fixed=1.24.3.
Is there a fix for CVE-2019-11236?
Yes. urllib3 (PyPI): upgrade to 1.24.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2019-11236?
Check whether you run urllib3 (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • urllib3 (PyPI): upgrade to 1.24.3 or later
    pip install "urllib3>=1.24.3"

Affected products

  • urllib3 (PyPI) ECOSYSTEM:introduced=0,fixed=1.24.3

Identifiers

  • CVE-2019-11236
  • GHSA-r64q-w8jr-g9qp
  • PYSEC-2019-132

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