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OpenAdvisories
Medium USN-3990-2 1 CVE

python-urllib3 vulnerability

Published Jul 29, 2019 · Updated Feb 10, 2026

Summary

USN-3990-1 fixed a vulnerability in urllib3. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that urllib3 incorrectly stripped certain characters from
requests. A remote attacker could use this issue to perform CRLF injection.
(CVE-2019-11236)

Fixed packages 1

ReleasePackageFixed in
Ubuntu · Pro 14.04 LTS Pro:14.04:LTS python-urllib3 1.7.1-1ubuntu4.1+esm1

Vulnerabilities 1

References

  • report
    https://ubuntu.com/security/CVE-2019-11236