# CVE-2016-0738: PYSEC-2026-932 - OpenStack Object Storage (Swift) allows remote attackers to cause a denial of service

Source: https://junglewise.ai/threats/cve-2016-0738-openstack-object-storage-swift-allows-remote-attackers-to-cause-a  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-06  
License: CC BY 4.0 with a link back

CVE-2016-0738 · Severity: low · CVSS 3 · Published 2026-07-06

OpenStack Object Storage (Swift) allows remote attackers to cause a denial of service

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

## Quick answers

**Is CVE-2016-0738 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2016-0738 being exploited in the wild.

**How severe is CVE-2016-0738?** Low severity, with a CVSS score of 3, published 6 July 2026.

**Which products and versions are affected?** swift (PyPI) ECOSYSTEM:introduced=0,fixed=2.3.1, ECOSYSTEM:introduced=0,fixed=2.3.1,introduced=2.4.0,fixed=2.5.1.

**Is there a fix for CVE-2016-0738?** Yes. swift (PyPI): upgrade to 2.3.1, 2.5.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2016-0738?** Check whether you run swift (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

- swift (PyPI): upgrade to 2.3.1, 2.5.1 or later

  ```sh
  pip install "swift>=2.5.1"
  ```


## Affected products

- swift (PyPI) ECOSYSTEM:introduced=0,fixed=2.3.1, ECOSYSTEM:introduced=0,fixed=2.3.1,introduced=2.4.0,fixed=2.5.1

## Identifiers

- CVE-2016-0738
- GHSA-fxwr-2vxm-cg7p
- PYSEC-2026-932

## Related threats

- [PYSEC-2026-927 - OpenStack Swift XML external entities (XXE) Injection](https://junglewise.ai/threats/cve-2022-47950-openstack-swift-xxe-injection-in-s3-api)
- [PYSEC-2026-935 - OpenStack Swift allows authenticated users to cause a denial of service](https://junglewise.ai/threats/cve-2013-4155-openstack-swift-allows-authenticated-users-to-cause-a-denial-of)
- [PYSEC-2026-928 - OpenStack Swift Cross-site Scriping vulnerability](https://junglewise.ai/threats/cve-2014-3497-openstack-swift-cross-site-scriping-vulnerability)
- [PYSEC-2026-929 - OpenStack Object Storage (Swift) allows remote attackers to cause a denial of service](https://junglewise.ai/threats/cve-2016-0737-openstack-object-storage-swift-allows-remote-attackers-to-cause-a)
- [PYSEC-2026-933 - OpenStack Swift metadata constraints are not correctly enforced](https://junglewise.ai/threats/cve-2014-7960-openstack-swift-metadata-constraints-are-not-correctly-enforced)