CVE-2013-2255: PYSEC-2026-656 - OpenStack Keystone and other components vulnerable to Improper Certificate Validation

CVE-2013-2255 · Severity: low · CVSS 3.1 · Published 2026-07-02

OpenStack Keystone and other components vulnerable to Improper Certificate Validation

Technologies: cinder (PyPI), keystone (PyPI), neutron (PyPI), python-keystoneclient (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2013-2255 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2013-2255 being exploited in the wild.
How severe is CVE-2013-2255?
Low severity, with a CVSS score of 3.1, published 2 July 2026.
Which products and versions are affected?
cinder (PyPI) ECOSYSTEM:introduced=0,fixed=7.0.0a0; keystone (PyPI) ECOSYSTEM:introduced=0,fixed=8.0.0a0; neutron (PyPI) ECOSYSTEM:introduced=0,fixed=7.0.0a0; python-keystoneclient (PyPI) ECOSYSTEM:introduced=0,fixed=0.4.0.
Is there a fix for CVE-2013-2255?
Yes. cinder (PyPI): upgrade to 7.0.0a0 or later; keystone (PyPI): upgrade to 8.0.0a0 or later; neutron (PyPI): upgrade to 7.0.0a0 or later; python-keystoneclient (PyPI): upgrade to 0.4.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2013-2255?
Check whether you run cinder (PyPI), keystone (PyPI), neutron (PyPI) or one of the others listed 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

  • cinder (PyPI): upgrade to 7.0.0a0 or later
    pip install "cinder>=7.0.0a0"
  • keystone (PyPI): upgrade to 8.0.0a0 or later
    pip install "keystone>=8.0.0a0"
  • neutron (PyPI): upgrade to 7.0.0a0 or later
    pip install "neutron>=7.0.0a0"
  • python-keystoneclient (PyPI): upgrade to 0.4.0 or later
    pip install "python-keystoneclient>=0.4.0"

Affected products

  • cinder (PyPI) ECOSYSTEM:introduced=0,fixed=7.0.0a0
  • keystone (PyPI) ECOSYSTEM:introduced=0,fixed=8.0.0a0
  • neutron (PyPI) ECOSYSTEM:introduced=0,fixed=7.0.0a0
  • python-keystoneclient (PyPI) ECOSYSTEM:introduced=0,fixed=0.4.0

Identifiers

  • CVE-2013-2255
  • GHSA-qh2x-hpf9-cf2g
  • PYSEC-2026-2413
  • PYSEC-2026-2677
  • PYSEC-2026-3034
  • PYSEC-2026-656

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