CVE-2023-28459: Pretalx

Medium severity, CVSS 6.5. EPSS: 6.7% chance of exploitation in the next 30 days.

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.

Affected products

• Pretalx Pretalx: up to and including 2.3.1

Published 2023-04-20. Last modified 2026-06-17.