{"schema_version":1,"title":"pypdf2 (PyPI) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in pypdf2 (PyPI): 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2023-36464, was published on 13 July 2026.","url":"https://junglewise.ai/threats/technologies/pypdf2","json_url":"https://junglewise.ai/threats/technologies/pypdf2.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/pypdf2","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":3,"last_365_days":3},"latest":[{"cve":"CVE-2023-36464","cvss":3.1,"epss":0.0035,"slug":"cve-2023-36464-pypdf-and-pypdf2-possible-infinite-loop-when-a-comment-isn-t","title":"PYSEC-2026-3008 - pypdf and PyPDF2 possible Infinite Loop when a comment isn't followed by a character","severity":"low","exploited":false,"published_at":"2026-07-13T14:20:01.43033+00:00","url":"https://junglewise.ai/threats/cve-2023-36464-pypdf-and-pypdf2-possible-infinite-loop-when-a-comment-isn-t"},{"cve":"CVE-2023-36807","cvss":3.1,"epss":0.0057,"slug":"cve-2023-36807-pypdf2-vulnerable-to-possible-infinite-loop-when-reading","title":"PYSEC-2026-1836 - PyPDF2 vulnerable to possible Infinite Loop when reading malformed objects","severity":"low","exploited":false,"published_at":"2026-07-07T11:45:19.767457+00:00","url":"https://junglewise.ai/threats/cve-2023-36807-pypdf2-vulnerable-to-possible-infinite-loop-when-reading"},{"cve":"CVE-2023-36810","cvss":3.1,"epss":0.0063,"slug":"cve-2023-36810-pypdf2-quadratic-runtime-with-malformed-pdf-missing-xref-marker","title":"PYSEC-2026-1837 - PyPDF2 quadratic runtime with malformed PDF missing xref marker","severity":"low","exploited":false,"published_at":"2026-07-07T11:45:19.7155+00:00","url":"https://junglewise.ai/threats/cve-2023-36810-pypdf2-quadratic-runtime-with-malformed-pdf-missing-xref-marker"},{"cve":"CVE-2022-24859","cvss":3.1,"epss":0.0132,"slug":"cve-2022-24859-manipulated-inline-images-can-cause-infinite-loop-in-pypdf2","title":"PYSEC-2022-194 - PyPDF2 is an open source python PDF library capable of splitting, merging, cropping, and transforming the pages of PDF files. In versions pr","severity":"low","exploited":false,"published_at":"2022-04-18T19:15:00+00:00","url":"https://junglewise.ai/threats/cve-2022-24859-manipulated-inline-images-can-cause-infinite-loop-in-pypdf2"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"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}],"related":[{"name":"tensorflow (PyPI)","slug":"pypi-tensorflow","vulnerabilities":428,"url":"https://junglewise.ai/threats/technologies/pypi-tensorflow"},{"name":"tensorflow-cpu (PyPI)","slug":"tensorflow-cpu","vulnerabilities":424,"url":"https://junglewise.ai/threats/technologies/tensorflow-cpu"},{"name":"tensorflow-gpu (PyPI)","slug":"tensorflow-gpu","vulnerabilities":421,"url":"https://junglewise.ai/threats/technologies/tensorflow-gpu"},{"name":"open-webui (PyPI)","slug":"open-webui","vulnerabilities":177,"url":"https://junglewise.ai/threats/technologies/open-webui"},{"name":"Django (PyPI)","slug":"django","vulnerabilities":172,"url":"https://junglewise.ai/threats/technologies/django"},{"name":"apache-airflow (PyPI)","slug":"apache-airflow","vulnerabilities":152,"url":"https://junglewise.ai/threats/technologies/apache-airflow"},{"name":"plone (PyPI)","slug":"pypi-plone","vulnerabilities":101,"url":"https://junglewise.ai/threats/technologies/pypi-plone"},{"name":"praisonai (PyPI)","slug":"pypi-praisonai","vulnerabilities":86,"url":"https://junglewise.ai/threats/technologies/pypi-praisonai"},{"name":"exiv2 (PyPI)","slug":"exiv2","vulnerabilities":85,"url":"https://junglewise.ai/threats/technologies/exiv2"},{"name":"nltk (PyPI)","slug":"nltk","vulnerabilities":83,"url":"https://junglewise.ai/threats/technologies/nltk"},{"name":"mlflow (PyPI)","slug":"mlflow","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/mlflow"},{"name":"pillow (PyPI)","slug":"pillow","vulnerabilities":79,"url":"https://junglewise.ai/threats/technologies/pillow"}],"technology":{"hub":true,"name":"pypdf2 (PyPI)","slug":"pypdf2","vendor":{"name":"PyPI","slug":"pypi","url":"https://junglewise.ai/threats/vendors/pypi"},"aliases":[],"url":"https://junglewise.ai/threats/technologies/pypdf2"},"most_severe":[{"cve":"CVE-2022-24859","cvss":3.1,"epss":0.0132,"slug":"cve-2022-24859-manipulated-inline-images-can-cause-infinite-loop-in-pypdf2","title":"PYSEC-2022-194 - PyPDF2 is an open source python PDF library capable of splitting, merging, cropping, and transforming the pages of PDF files. In versions pr","severity":"low","exploited":false,"published_at":"2022-04-18T19:15:00+00:00","url":"https://junglewise.ai/threats/cve-2022-24859-manipulated-inline-images-can-cause-infinite-loop-in-pypdf2"},{"cve":"CVE-2023-36810","cvss":3.1,"epss":0.0063,"slug":"cve-2023-36810-pypdf2-quadratic-runtime-with-malformed-pdf-missing-xref-marker","title":"PYSEC-2026-1837 - PyPDF2 quadratic runtime with malformed PDF missing xref marker","severity":"low","exploited":false,"published_at":"2026-07-07T11:45:19.7155+00:00","url":"https://junglewise.ai/threats/cve-2023-36810-pypdf2-quadratic-runtime-with-malformed-pdf-missing-xref-marker"},{"cve":"CVE-2023-36807","cvss":3.1,"epss":0.0057,"slug":"cve-2023-36807-pypdf2-vulnerable-to-possible-infinite-loop-when-reading","title":"PYSEC-2026-1836 - PyPDF2 vulnerable to possible Infinite Loop when reading malformed objects","severity":"low","exploited":false,"published_at":"2026-07-07T11:45:19.767457+00:00","url":"https://junglewise.ai/threats/cve-2023-36807-pypdf2-vulnerable-to-possible-infinite-loop-when-reading"},{"cve":"CVE-2023-36464","cvss":3.1,"epss":0.0035,"slug":"cve-2023-36464-pypdf-and-pypdf2-possible-infinite-loop-when-a-comment-isn-t","title":"PYSEC-2026-3008 - pypdf and PyPDF2 possible Infinite Loop when a comment isn't followed by a character","severity":"low","exploited":false,"published_at":"2026-07-13T14:20:01.43033+00:00","url":"https://junglewise.ai/threats/cve-2023-36464-pypdf-and-pypdf2-possible-infinite-loop-when-a-comment-isn-t"}],"generated_at":"2026-09-27T03:07:00.185062+00:00"}