### [CVE-2024-56139](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-56139) ![](https://img.shields.io/static/v1?label=Product&message=pdftools&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=%3C%3D%200.5.0%20&color=brightgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-121%3A%20Stack-based%20Buffer%20Overflow&color=brightgreen) ### Description pdftools is a high level tools to convert PDF files to ePUB formats. In versions up to and including 0.5.0 maliciously crafted epub files can cause a stack overflow leading to a crash. This issue has not yet been addressed and users are advised to avoid untrusted input to their systems. ### POC #### Reference - https://github.com/leonhad/pdftools/security/advisories/GHSA-hgvf-4pf3-fwc9 #### Github No PoCs found on GitHub currently.