CVE-2023-28459

MEDIUM

pretalx < 2.3.2 - Path Traversal via HTML Export Feature

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-28459. PoCs published by Stefan Schiller, msutovsky-r7, including Metasploit module auxiliary/scanner/http/pretalx_file_read_cve_2023_28459.

AI-analyzed exploit summary This Metasploit module exploits CVE-2023-28459 in Pretalx, allowing arbitrary file read via a crafted proposal submission that references a file path in an HTML tag. The exploit leverages the schedule export functionality to retrieve the file contents in a ZIP archive.

Description

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.

Exploits (1)

metasploit WORKING POC
by Stefan Schiller, msutovsky-r7 · rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/pretalx_file_read_cve_2023_28459.rb

This Metasploit module exploits CVE-2023-28459 in Pretalx, allowing arbitrary file read via a crafted proposal submission that references a file path in an HTML tag. The exploit leverages the schedule export functionality to retrieve the file contents in a ZIP archive.

Classification
Working Poc 100%
Attack Type
Info Leak
Complexity
Moderate
Reliability
Reliable
Target: Pretalx <= 2.3.1
Auth required
Prerequisites: Valid Pretalx credentials · Conference name · Media URL path · Target file path
devstral-2 · analyzed May 27, 2026 Full analysis →

References (4)

Core 4

Scores

CVSS v3 6.5
EPSS 0.6294
EPSS Percentile 98.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (2)
pretalx/pretalx < 2.3.1
pypi/pretalx 0 - 2.3.2PyPI
Published Apr 20, 2023
Tracked Since Feb 18, 2026