{"cve":"CVE-2024-56139","nvd":{"published":"2024-12-17T19:15:07.010","modified":"2026-06-17T08:11:45.103","status":"Deferred","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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":6.9},"cvss_v3":null,"cwes":["CWE-121"],"references":["https://github.com/leonhad/pdftools/security/advisories/GHSA-hgvf-4pf3-fwc9","https://github.com/leonhad/pdftools/security/advisories/GHSA-hgvf-4pf3-fwc9"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:57:56.913276502+00:00"},"epss":{"cve":"CVE-2024-56139","score":0.00408,"percentile":0.35121,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}