{"kind": "version", "path": "vulns/pypi/pypdf/6.20.0", "name": "pypdf", "product": "pypdf", "ecosystem": "PyPI", "version": "6.20.0", "items": [{"id": "CVE-2026-115585", "noindex": false, "published": "2026-10-23T19:31:52.598Z", "modified": "2026-10-23T19:31:52.598Z", "cvss": 7.1, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "severity": "high", "epss": 0.0041, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-115585", "title": "pypdf: Possible long runtimes for repeated malformed cross-reference entries (Follow-up)", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.21.2, an incomplete remediation for repeated malformed cross-reference entries in GHSA-55h5-xmcq-c37v could still trigger a complete PDF stream reload during each recovery attempt even when a recovery cache was present, causing crafted cross-reference streams to produce long runtimes. This issue is fixed in version 6.21.2.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-jr96-gvgh-j3r4", "https://github.com/py-pdf/pypdf/pull/4240", "https://github.com/py-pdf/pypdf/commit/68a0e5046cc9e14a6c24a21a713f3c7fbde18b4b"], "fixes": ["6.21.2"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-115580", "noindex": false, "published": "2026-10-23T19:29:49.845Z", "modified": "2026-10-23T19:29:49.845Z", "cvss": 7.1, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "severity": "high", "epss": 0.0041, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-115580", "title": "pypdf: Possible long runtimes for large xref table header limits", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.21.2, an attacker can craft a PDF with a standard cross-reference table whose declared entry count exceeds what the file can contain, causing excessive processing and long runtimes when the file is opened. This issue is fixed in version 6.21.2.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-gmh7-3g9r-mjh5", "https://github.com/py-pdf/pypdf/pull/4239", "https://github.com/py-pdf/pypdf/commit/a3061e34b169d34478d520f5f049c53cfb1482b2"], "fixes": ["6.21.2"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-115572", "noindex": false, "published": "2026-10-23T19:24:51.055Z", "modified": "2026-10-29T14:18:40.569Z", "cvss": 7.1, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "severity": "high", "epss": 0.00375, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-115572", "title": "pypdf: Possible long runtimes for repeated references to the same missing object", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.21.2, an attacker can craft a PDF that repeatedly references the same nonexistent indirect object, causing relevant file parts such as pages to trigger repeated full-file recovery loads and long runtimes when accessed. This issue is fixed in version 6.21.2.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-6c7f-9265-g8fw", "https://github.com/py-pdf/pypdf/pull/4240", "https://github.com/py-pdf/pypdf/commit/68a0e5046cc9e14a6c24a21a713f3c7fbde18b4b"], "fixes": ["6.21.2"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-113793", "noindex": false, "published": "2026-10-21T15:57:55.600Z", "modified": "2026-10-28T17:01:30.870Z", "cvss": 6.0, "cvss_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", "severity": "medium", "epss": 0.00466, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-113793", "title": "pypdf: Possible infinite loop when removing tree items", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.20.1, removing an object from a crafted cyclic PDF tree, such as an outline item, can enter an infinite loop and block the current process. This issue is fixed in version 6.20.1.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-9mx8-4j7g-633p", "https://github.com/py-pdf/pypdf/pull/4188", "https://github.com/py-pdf/pypdf/commit/c9c35b4471c2eb5fe078094f6c816e69d4ed25a0"], "fixes": ["6.20.1"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-113792", "noindex": false, "published": "2026-10-21T15:55:55.976Z", "modified": "2026-10-23T15:12:47.568Z", "cvss": 6.0, "cvss_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", "severity": "medium", "epss": 0.00466, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-113792", "title": "pypdf: Possible infinite loop in PdfWriter.find_outline_item", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.20.1, calling PdfWriter.find_outline_item on a crafted PDF with a cyclic outline hierarchy can enter an infinite loop and block the current process. This issue is fixed in version 6.20.1.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-qfv9-64jg-mh7p", "https://github.com/py-pdf/pypdf/pull/4188", "https://github.com/py-pdf/pypdf/commit/c9c35b4471c2eb5fe078094f6c816e69d4ed25a0"], "fixes": ["6.20.1"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-113791", "noindex": false, "published": "2026-10-21T15:37:50.527Z", "modified": "2026-10-21T15:37:50.527Z", "cvss": 6.0, "cvss_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", "severity": "medium", "epss": 0.00392, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-113791", "title": "pypdf: Possible large memory usage when parsing content streams", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.21.0, an attacker can craft a PDF containing a content stream with many small operations, causing parsing to consume large amounts of memory. This issue is fixed in version 6.21.0.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-cgf9-327m-v77c", "https://github.com/py-pdf/pypdf/pull/4218", "https://github.com/py-pdf/pypdf/commit/18bd2981a74479483a0b9507602c58a63d6c9b12"], "fixes": ["6.21.0"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-113790", "noindex": false, "published": "2026-10-21T15:35:52.503Z", "modified": "2026-10-28T01:18:59.036Z", "cvss": 6.0, "cvss_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", "severity": "medium", "epss": 0.00392, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-113790", "title": "pypdf: Possible large memory usage when parsing arrays and dictionaries", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.21.0, an attacker can craft a PDF containing arrays or dictionaries with many elements, causing parsing to consume large amounts of memory. This issue is fixed in version 6.21.0.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-f54x-cmq8-qg57", "https://github.com/py-pdf/pypdf/pull/4218", "https://github.com/py-pdf/pypdf/commit/18bd2981a74479483a0b9507602c58a63d6c9b12"], "fixes": ["6.21.0"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-113789", "noindex": false, "published": "2026-10-21T15:33:45.801Z", "modified": "2026-10-28T16:42:29.030Z", "cvss": 6.0, "cvss_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", "severity": "medium", "epss": 0.00392, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-113789", "title": "pypdf: Possible long runtimes/large memory usage when retrieving form fields", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.21.0, an attacker can craft a PDF that causes large memory usage or long runtimes when an application retrieves the document's form fields. This issue is fixed in version 6.21.0.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-6vvc-x485-93v7", "https://github.com/py-pdf/pypdf/pull/4219", "https://github.com/py-pdf/pypdf/commit/5ef728f0e16d225c853e89f861ba0a67402fe3f2"], "fixes": ["6.21.0"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-113786", "noindex": false, "published": "2026-10-21T14:38:39.617Z", "modified": "2026-10-27T22:18:57.010Z", "cvss": 2.3, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N", "severity": "low", "epss": 0.00375, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-113786", "title": "pypdf: Unvalidated JPEG image data loading", "description": "pypdf is a free and open-source pure-python PDF library. Prior to 6.21.1, an attacker can craft a PDF containing image data labeled with the /DCTDecode filter that causes Pillow to select and invoke an unintended image parser when the image is loaded. Environments without the optional Pillow dependency are not affected. This issue is fixed in version 6.21.1.", "references": ["https://github.com/py-pdf/pypdf/security/advisories/GHSA-5hx5-vpf9-5wcv", "https://github.com/py-pdf/pypdf/pull/4222", "https://github.com/py-pdf/pypdf/commit/512d8eb94eb04be1d1c90504e6da2dcef8679e07"], "fixes": ["6.21.1"], "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}]}], "total": 9, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "pypdf", "path": "vulns/pypi/pypdf", "ecosystem": "PyPI"}], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}, {"name": "web", "path": "vulns/stack/web", "slug": "web"}, {"name": "php", "path": "vulns/stack/php", "slug": "php"}, {"name": "python", "path": "vulns/stack/python", "slug": "python"}, {"name": "node", "path": "vulns/stack/node", "slug": "node"}, {"name": "database", "path": "vulns/stack/database", "slug": "database"}, {"name": "containers", "path": "vulns/stack/containers", "slug": "containers"}, {"name": "network", "path": "vulns/stack/network", "slug": "network"}, {"name": "applications", "path": "vulns/stack/applications", "slug": "applications"}], "versions": ["6.21.1", "6.21.0", "6.20.1", "6.20.0", "6.19.0", "6.18.1", "6.18.0", "6.17.0", "6.16.2", "6.16.1", "6.16.0", "6.15.0"], "stats": {"recent": 9, "kev": 0}, "lastmod": "2026-10-29T14:18:40.569Z", "early_advisories": [], "license": "Vous pouvez librement utiliser la sélection de PatchFirst et nos ajouts (priorités, alertes précoces, textes, synthèses et agrégats) pour vos propres besoins, y compris les activités internes de votre entreprise. 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Les actualités sont accompagnées d’un lien vers la source originale dans chaque entrée.", "sources": [{"id": "cve", "name": "CVE List / CVE.org", "url": "https://www.cve.org/", "license": "CVE Terms of Use", "terms_url": "https://www.cve.org/Legal/TermsOfUse", "notice": "Copyright © 1999–2021, The MITRE Corporation. LICENSE Submissions : For all materials you submit to the Common Vulnerabilities and Exposures (CVE™), you hereby grant to The MITRE Corporation (MITRE) and all CVE Numbering Authorities (CNAs) a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute such materials and derivative works. Unless required by applicable law or agreed to in writing, you provide such materials on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. CVE Usage : MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. DISCLAIMERS ALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN PROVIDED BY MITRE ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS, AGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE."}, {"id": "osv", "name": "OSV", "url": "https://osv.dev/", "terms_url": "https://google.github.io/osv.dev/data/", "terms": "Les licences des bases d’origine varient ; voir le catalogue des sources."}, {"id": "kev", "name": "CISA KEV", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "license": "CC0-1.0", "terms_url": "https://github.com/cisagov/kev-data/blob/develop/LICENSE"}, {"id": "epss", "name": "FIRST EPSS", "url": "https://www.first.org/epss/", "terms_url": "https://www.first.org/epss/faq", "terms": "Évaluations publiques gratuites ; mention de la source demandée (FIRST EPSS, évaluations produites par Empirical Security)."}, {"id": "github-advisory", "name": "GitHub Advisory Database", "url": "https://github.com/advisories", "license": "CC-BY-4.0", "terms_url": "https://github.com/github/advisory-database/blob/main/LICENSE.md"}, {"id": "exploitdb", "name": "Exploit-DB", "url": "https://www.exploit-db.com/", "license": "GPL-2.0", "terms_url": "https://gitlab.com/exploit-database/exploitdb/-/blob/main/LICENSE.md"}, {"id": "metasploit", "name": "Metasploit", "url": "https://github.com/rapid7/metasploit-framework", "license": "BSD-3-Clause", "terms_url": "https://github.com/rapid7/metasploit-framework/blob/master/LICENSE", "notice": "Copyright (c) 2006-2026, Rapid7, Inc.\nLicense: BSD-3-clause\n Redistribution and use in source and binary forms, with or without modification,\n are permitted provided that the following conditions are met:\n .\n * Redistributions of source code must retain the above copyright notice,\n this list of conditions and the following disclaimer.\n .\n * Redistributions in binary form must reproduce the above copyright notice,\n this list of conditions and the following disclaimer in the documentation\n and/or other materials provided with the distribution.\n .\n * Neither the name of Rapid7, Inc. nor the names of its contributors\n may be used to endorse or promote products derived from this software\n without specific prior written permission.\n .\n THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\n ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\n DISCLAIMED. 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