# CVE-2015-7546: PYSEC-2026-2549 - OpenStack Identity Keystone and keystonemiddleware Insufficiently Protected Credentials

Source: https://junglewise.ai/threats/cve-2015-7546-openstack-identity-keystone-and-keystonemiddleware-insufficiently  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-09  
License: CC BY 4.0 with a link back

CVE-2015-7546 · Severity: low · CVSS 3.1 · Published 2026-07-09

OpenStack Identity Keystone and keystonemiddleware Insufficiently Protected Credentials

Technologies: [keystone (PyPI)](https://junglewise.ai/threats/technologies/keystone), [keystonemiddleware (PyPI)](https://junglewise.ai/threats/technologies/pypi-keystonemiddleware). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2015-7546 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2015-7546 being exploited in the wild.

**How severe is CVE-2015-7546?** Low severity, with a CVSS score of 3.1, published 9 July 2026.

**Which products and versions are affected?** keystone (PyPI) ECOSYSTEM:introduced=8.0,fixed=8.1.0,introduced=9.0.0.0b1,fixed=9.0.0.0b2, ECOSYSTEM:introduced=9.0.0.0b1,fixed=9.0.0.0b2; keystonemiddleware (PyPI) ECOSYSTEM:introduced=0,fixed=1.5.4,introduced=1.6.0,fixed=2.3.3, ECOSYSTEM:introduced=2.4.0,fixed=4.1.0.

**Is there a fix for CVE-2015-7546?** Yes. keystone (PyPI): upgrade to 9.0.0.0b2 or later; keystonemiddleware (PyPI): upgrade to 2.3.3, 4.1.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2015-7546?** Check whether you run keystone (PyPI) or keystonemiddleware (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

- keystone (PyPI): upgrade to 9.0.0.0b2 or later

  ```sh
  pip install "keystone>=9.0.0.0b2"
  ```

- keystonemiddleware (PyPI): upgrade to 2.3.3, 4.1.0 or later

  ```sh
  pip install "keystonemiddleware>=4.1.0"
  ```


## Affected products

- keystone (PyPI) ECOSYSTEM:introduced=8.0,fixed=8.1.0,introduced=9.0.0.0b1,fixed=9.0.0.0b2, ECOSYSTEM:introduced=9.0.0.0b1,fixed=9.0.0.0b2
- keystonemiddleware (PyPI) ECOSYSTEM:introduced=0,fixed=1.5.4,introduced=1.6.0,fixed=2.3.3, ECOSYSTEM:introduced=2.4.0,fixed=4.1.0

## Identifiers

- CVE-2015-7546
- GHSA-8c4w-v65p-jvcv
- PYSEC-2016-20
- PYSEC-2026-2549

## Related threats

- [PYSEC-2026-830 - OpenStack Keystone allows information disclosure during account locking](https://junglewise.ai/threats/cve-2021-38155-openstack-keystone-allows-information-disclosure-during-account)
- [PYSEC-2026-831 - OpenStack Identity Keystone Privilege Escalation vulnerability](https://junglewise.ai/threats/cve-2013-4477-openstack-identity-keystone-privilege-escalation-vulnerability)
- [PYSEC-2026-833 - OpenStack Keystone does not invalidate existing tokens when granting or revoking roles](https://junglewise.ai/threats/cve-2012-4413-openstack-keystone-does-not-invalidate-existing-tokens-when)
- [PYSEC-2026-832 - OpenStack Keystone Improper Authentication vulnerability](https://junglewise.ai/threats/cve-2012-4456-openstack-keystone-improper-authentication-vulnerability)
- [PYSEC-2026-834 - OpenStack Keystone Token authorization for a user in a disabled tenant is allowed](https://junglewise.ai/threats/cve-2012-4457-openstack-keystone-token-authorization-for-a-user-in-a-disabled)