CVE-2023-33733
Reportlab up to v3.6.12 allows attackers to execute arbitrary code via supplying a crafted PDF file.
- Published
- Jun 5, 2023
- Updated
- Jan 8, 2025
- Assigning CNA
- mitre
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 80.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Reportlab up to v3.6.12 allows attackers to execute arbitrary code via supplying a crafted PDF file.
Sources
4- CVE-2023-33733Exploit
Detailed technical write-up and proof-of-concept exploit for CVE-2023-33733, a remote code execution vulnerability in the Reportlab Python library via sandbox bypass in HTML-to-PDF processing.
- CVE-2023-33733-Exploit-PoCExploit
Python exploit script for CVE-2023-33733 targeting web applications. Automates authentication, session extraction, and reverse shell delivery for penetration testing and CTF environments.
This project aims at re-analyzing and PoC about CVE-2023-33733. Reportlab up to v3.6.12 allows attackers to execute arbitrary code via supplying a crafted PDF file.
Responsible use
Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.