UpHeron
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Servers and applications

CVE-2019-9636

Python 2.7.x through 2.7.16 and 3.x through 3.7.2 is affected by: Improper Handling of Unicode Encoding (with an incorrect netloc) during NFKC normalization. The impact is: Information disclosure (credentials, cookies, etc. that are cached against a given hostname). The components are: urllib.parse.urlsplit, urllib.parse.urlparse. The attack vector is: A specially crafted URL could be…

Severity
Critical 9.8
Published
8 Mar 2019
Last changed
14 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
2.7.17, 3.4.10, 3.5.7, 3.6.9, 3.7.3
Sources
NVD

Affected software

SoftwareAffected versions
PythonServers and applications · cpe:a:python:python
  • From 2.7.0 before 2.7.17
  • From 3.0.0 before 3.4.10
  • From 3.5.0 before 3.5.7
  • From 3.6.0 before 3.6.9
  • From 3.7.0 before 3.7.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-9636
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-9636