# CVE-2020-29565: OpenStack Horizon Open redirect in workflow forms

Source: https://junglewise.ai/threats/cve-2020-29565-openstack-horizon-open-redirect-in-workflow-forms  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2020-12-04  
License: CC BY 4.0 with a link back

CVE-2020-29565 · Severity: low · CVSS 3.1 · Published 2020-12-04

An issue was discovered in OpenStack Horizon before 15.3.2, 16.x before 16.2.1, 17.x and 18.x before 18.3.3, 18.4.x, and 18.5.x. There is a lack of validation of the "next" parameter, which would allow someone to supply a malicious URL in Horizon that can cause an automatic redirect to the provided malicious URL.

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

## Quick answers

**Is CVE-2020-29565 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2020-29565 being exploited in the wild.

**How severe is CVE-2020-29565?** Low severity, with a CVSS score of 3.1, published 4 December 2020.

**Which products and versions are affected?** horizon (PyPI) ECOSYSTEM:introduced=0,fixed=15.3.2, ECOSYSTEM:introduced=15.3.0,fixed=15.3.2,introduced=16.0.0,fixed=16.2.1,introduced=17.0.0,fixed=18.3.3,introduced=18.4.0,fixed=18.6.0.

**Is there a fix for CVE-2020-29565?** Yes. horizon (PyPI): upgrade to 15.3.2, 18.6.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2020-29565?** Check whether you run horizon (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

- horizon (PyPI): upgrade to 15.3.2, 18.6.0 or later

  ```sh
  pip install "horizon>=18.6.0"
  ```


## Affected products

- horizon (PyPI) ECOSYSTEM:introduced=0,fixed=15.3.2, ECOSYSTEM:introduced=15.3.0,fixed=15.3.2,introduced=16.0.0,fixed=16.2.1,introduced=17.0.0,fixed=18.3.3,introduced=18.4.0,fixed=18.6.0

## Identifiers

- CVE-2020-29565
- GHSA-f8fh-xp28-q59m
- PYSEC-2020-45

## Related threats

- [PYSEC-2026-821 - OpenStack Horizon Cross-site Scripting (XSS)](https://junglewise.ai/threats/cve-2017-7400-openstack-horizon-cross-site-scripting-xss)
- [PYSEC-2026-822 - OpenStack Dashboard (aka Horizon) vulnerable to Cross-site Scripting](https://junglewise.ai/threats/cve-2014-0157-openstack-dashboard-aka-horizon-vulnerable-to-cross-site-scripting)
- [PYSEC-2026-642 - Horizon-Orchestration Cross-site scripting (XSS) vulnerability through resource name](https://junglewise.ai/threats/cve-2014-3473-horizon-orchestration-cross-site-scripting-xss-vulnerability)
- [PYSEC-2026-644 - OpenStack Horizon Cross-site scripting (XSS) vulnerability](https://junglewise.ai/threats/cve-2014-3474-openstack-horizon-cross-site-scripting-xss-vulnerability)
- [PYSEC-2026-641 - OpenStack Dashboard (Horizon) Cross-site scripting (XSS) vulnerability in the Host Aggregates interface](https://junglewise.ai/threats/cve-2014-3594-openstack-dashboard-horizon-cross-site-scripting-xss-vulnerability)