{"id":"CVE-2026-113794","aliases":[],"title":"pypdf: Possible infinite loop when hitting EOF in standard xref table","titleSource":"GitHub_M","descriptionSource":"GitHub_M","products":[{"vendor":"py-pdf","name":"pypdf","platforms":[],"versions":[{"version":"< 6.20.0","status":"affected"}],"source":"GitHub_M","url":"https://www.cve.org/CVERecord?id=CVE-2026-113794"}],"remediation":[],"description":"pypdf is a free and open-source pure-python PDF library. Prior to 6.20.0, an attacker can craft an incomplete PDF that ends inside a standard cross-reference table, causing pypdf to mishandle the unexpected end of file and enter an infinite loop. This issue is fixed in version 6.20.0.","severity":"medium","score":6,"published":"2026-10-21T15:59:26.054Z","modified":"2026-10-28T01:20:41.647Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://github.com/py-pdf/pypdf/security/advisories/GHSA-39mj-jf6j-2qj3","https://github.com/py-pdf/pypdf/issues/4169","https://github.com/py-pdf/pypdf/pull/4170","https://github.com/py-pdf/pypdf/commit/37e1cd681744bac38b159f7e1c614eee8d639c58","https://github.com/py-pdf/pypdf/releases/tag/6.20.0"],"sources":[{"name":"CVE","id":"CVE-2026-113794","modified":"2026-10-28T01:20:41.647Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-113794"}],"assessments":[{"source":"GitHub_M","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":6}],"sourceAffected":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T20:15:32.897Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}