# CVE-2023-28459: pretalx vulnerable to path traversal in HTML export

Source: https://junglewise.ai/threats/cve-2023-28459-pretalx-vulnerable-to-path-traversal-in-html-export  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-04-20  
License: CC BY 4.0 with a link back

CVE-2023-28459 · Severity: low · CVSS 3.1 · Published 2023-04-20

pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature). Users were able to upload crafted HTML documents that trigger the reading of arbitrary files.

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

## Quick answers

**Is CVE-2023-28459 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-28459 being exploited in the wild.

**How severe is CVE-2023-28459?** Low severity, with a CVSS score of 3.1, published 20 April 2023.

**Which products and versions are affected?** pretalx (PyPI) ECOSYSTEM:introduced=0,fixed=2.3.2, GIT:introduced=0,fixed=60722c43cf975f319e94102e6bff320723776890|ECOSYSTEM:introduced=2.3.1,fixed=2.3.2.

**Is there a fix for CVE-2023-28459?** Yes. pretalx (PyPI): upgrade to 2.3.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2023-28459?** Check whether you run pretalx (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

- pretalx (PyPI): upgrade to 2.3.2 or later

  ```sh
  pip install "pretalx>=2.3.2"
  ```


## Affected products

- pretalx (PyPI) ECOSYSTEM:introduced=0,fixed=2.3.2, GIT:introduced=0,fixed=60722c43cf975f319e94102e6bff320723776890|ECOSYSTEM:introduced=2.3.1,fixed=2.3.2

## Identifiers

- CVE-2023-28459
- GHSA-wh3w-jcc7-mhmf
- PYSEC-2023-41

## Related threats

- [pretalx email injection in mail templates via unescaped placeholders](https://junglewise.ai/threats/cve-2026-41426-pretalx-email-injection-in-mail-templates-via-unescaped)
- [pretalx stored XSS in organizer search typeahead](https://junglewise.ai/threats/cve-2026-41241-pretalx-stored-xss-in-organizer-search-typeahead)
- [pretalx path traversal in HTML export](https://junglewise.ai/threats/cve-2023-28458-pretalx-path-traversal-in-html-export)