CVE-2015-5240: PYSEC-2026-853 - OpenStack Neutron Race condition vulnerability

CVE-2015-5240 · Severity: info · Published 2026-07-06

OpenStack Neutron Race condition vulnerability

Technologies: neutron (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2015-5240 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2015-5240 being exploited in the wild.
How severe is CVE-2015-5240?
Informational severity, published 6 July 2026.
Which products and versions are affected?
neutron (PyPI) ECOSYSTEM:introduced=0,fixed=7.0.0.
Is there a fix for CVE-2015-5240?
Yes. neutron (PyPI): upgrade to 7.0.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2015-5240?
Check whether you run neutron (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

  • neutron (PyPI): upgrade to 7.0.0 or later
    pip install "neutron>=7.0.0"

Affected products

  • neutron (PyPI) ECOSYSTEM:introduced=0,fixed=7.0.0

Identifiers

  • CVE-2015-5240
  • GHSA-hhpj-6pj7-wpx5
  • PYSEC-2026-853

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