{"id":"CVE-2026-102999","revision":"28987e5dea8d4ba484521ca5c81cc5e0","records":[{"revision":"28987e5dea8d4ba484521ca5c81cc5e0","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-102999","aliases":[],"title":"pypdf: Possible long runtimes with large amount of embedded files","description":"pypdf is a free and open-source pure-python PDF library. Prior to 6.19.0, a crafted PDF containing many embedded files can cause the dictionary-based attachments API in pypdf/_doc_common.py to reparse the full attachment list for each content lookup, producing repeated work and long runtimes when an application accesses the embedded-file mapping. This issue is fixed in version 6.19.0.","state":0,"publishedAt":"2026-09-30T20:10:38.433+00:00","modifiedAt":"2026-10-01T18:51:27.463+00:00","affected":[{"ecosystem":"Vendor product","name":"pypdf","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"py-pdf\",\n                    \"product\": \"pypdf\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 6.19.0\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":8.7,"severity":"HIGH"}],"references":["https://github.com/py-pdf/pypdf/security/advisories/GHSA-v247-6f48-mgcj","https://github.com/py-pdf/pypdf/pull/4081","https://github.com/py-pdf/pypdf/commit/6b10556d13609a68f9ed18bb29fdd8bba88eb2c3","https://github.com/py-pdf/pypdf/releases/tag/6.19.0"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-102999","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-102999","identifiers":["CVE-2026-102999"]},"retained":false,"historicalAffected":[]}],"coverage":[]}