{"schema_version":1,"title":"Pypdf Project Pypdf vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Pypdf Project Pypdf: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-71870, was published on 7 August 2026.","url":"https://junglewise.ai/threats/technologies/pypdf-project-pypdf","json_url":"https://junglewise.ai/threats/technologies/pypdf-project-pypdf.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/pypdf-project-pypdf","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":2,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":2},"latest":[{"cve":"CVE-2026-71870","cvss":4,"epss":0.0018,"slug":"cve-2026-71870-pypdf-uncontrolled-resource-consumption-in-tounicode-streams","title":"pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/_cmap.","severity":"medium","exploited":false,"published_at":"2026-08-07T20:16:52.873+00:00","url":"https://junglewise.ai/threats/cve-2026-71870-pypdf-uncontrolled-resource-consumption-in-tounicode-streams"},{"cve":"CVE-2026-71852","cvss":4,"epss":0.0018,"slug":"cve-2026-71852-pypdf-excessive-iteration-in-cid-font-width-parsing","title":"pypdf excessive iteration in CID font width parsing","severity":"medium","exploited":false,"published_at":"2026-08-07T19:18:54.547+00:00","url":"https://junglewise.ai/threats/cve-2026-71852-pypdf-excessive-iteration-in-cid-font-width-parsing"},{"cve":"CVE-2025-62708","cvss":7.5,"epss":0.0044,"slug":"cve-2025-62708-pypdf-can-exhaust-ram-via-manipulated-lzwdecode-streams","title":"PYSEC-2026-1831 - pypdf can exhaust RAM via manipulated LZWDecode streams","severity":"high","exploited":false,"published_at":"2025-10-22T22:15:35.88+00:00","url":"https://junglewise.ai/threats/cve-2025-62708-pypdf-can-exhaust-ram-via-manipulated-lzwdecode-streams"},{"cve":"CVE-2025-62707","cvss":7.5,"epss":0.0044,"slug":"cve-2025-62707-pypdf-possibly-loops-infinitely-when-reading-dct-inline-images","title":"PYSEC-2026-1833 - pypdf possibly loops infinitely when reading DCT inline images without EOF marker","severity":"high","exploited":false,"published_at":"2025-10-22T22:15:35.707+00:00","url":"https://junglewise.ai/threats/cve-2025-62707-pypdf-possibly-loops-infinitely-when-reading-dct-inline-images"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Pypdf Project Pypdf","slug":"pypdf-project-pypdf","vendor":{"hub":true,"name":"Pypdf Project","slug":"pypdf-project","url":"https://junglewise.ai/threats/vendors/pypdf-project"},"aliases":[],"description":"Python library for reading, writing, and manipulating PDF documents.","url":"https://junglewise.ai/threats/technologies/pypdf-project-pypdf"},"most_severe":[{"cve":"CVE-2025-62708","cvss":7.5,"epss":0.0044,"slug":"cve-2025-62708-pypdf-can-exhaust-ram-via-manipulated-lzwdecode-streams","title":"PYSEC-2026-1831 - pypdf can exhaust RAM via manipulated LZWDecode streams","severity":"high","exploited":false,"published_at":"2025-10-22T22:15:35.88+00:00","url":"https://junglewise.ai/threats/cve-2025-62708-pypdf-can-exhaust-ram-via-manipulated-lzwdecode-streams"},{"cve":"CVE-2025-62707","cvss":7.5,"epss":0.0044,"slug":"cve-2025-62707-pypdf-possibly-loops-infinitely-when-reading-dct-inline-images","title":"PYSEC-2026-1833 - pypdf possibly loops infinitely when reading DCT inline images without EOF marker","severity":"high","exploited":false,"published_at":"2025-10-22T22:15:35.707+00:00","url":"https://junglewise.ai/threats/cve-2025-62707-pypdf-possibly-loops-infinitely-when-reading-dct-inline-images"},{"cve":"CVE-2026-71870","cvss":4,"epss":0.0018,"slug":"cve-2026-71870-pypdf-uncontrolled-resource-consumption-in-tounicode-streams","title":"pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/_cmap.","severity":"medium","exploited":false,"published_at":"2026-08-07T20:16:52.873+00:00","url":"https://junglewise.ai/threats/cve-2026-71870-pypdf-uncontrolled-resource-consumption-in-tounicode-streams"},{"cve":"CVE-2026-71852","cvss":4,"epss":0.0018,"slug":"cve-2026-71852-pypdf-excessive-iteration-in-cid-font-width-parsing","title":"pypdf excessive iteration in CID font width parsing","severity":"medium","exploited":false,"published_at":"2026-08-07T19:18:54.547+00:00","url":"https://junglewise.ai/threats/cve-2026-71852-pypdf-excessive-iteration-in-cid-font-width-parsing"}],"generated_at":"2026-11-09T03:07:00.176479+00:00"}