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All known vulnerabilities
HIGH7.5CVE-2026-33699pypdf: Possible infinite loop during recovery attempts in DictionaryObject.read_from_stream from 0
HIGH7.5CVE-2026-27888pypdf: Manipulated FlateDecode XFA streams can exhaust RAM from 0
HIGH7.5CVE-2026-27628pypdf has a possible infinite loop when loading circular /Prev entries in cross-reference streams from 0
HIGH7.5CVE-2025-55197PyPDF's Manipulated FlateDecode streams can exhaust RAM from 0
MEDIUM6.5CVE-2026-41314pypdf: Manipulated FlateDecode image dimensions can exhaust RAM from 0
MEDIUM6.5CVE-2026-41313pypdf: Possible long runtimes for wrong size values in incremental mode from 0
MEDIUM6.5CVE-2026-41312pypdf: Manipulated FlateDecode predictor parameters can exhaust RAM from 0
MEDIUM6.5CVE-2026-33123pypdf has inefficient decoding of array-based streams from 0
MEDIUM6.2CVE-2023-36807PyPDF2 vulnerable to possible Infinite Loop when reading malformed objects from 0, < 2.10.7-1
from 0, < 1.26.0-4+deb11u1
from 0, < 1.26.0-2+deb10u2
MEDIUM6.2CVE-2023-36464pypdf and PyPDF2 possible Infinite Loop when a comment isn't followed by a character from 0, < 2.12.1-3+deb12u1
from 0, < 1.26.0-2+deb9u1
from 0, < 1.26.0-2+deb10u1
from 0, < 1.26.0-4+deb11u1
MEDIUM5.5CVE-2026-48735pypdf is a free and open-source pure-python PDF library. from 0
MEDIUM5.5CVE-2026-48155pypdf is a free and open-source pure-python PDF library. from 0
MEDIUM5.5CVE-2026-31826pypdf: manipulated stream length values can exhaust RAM from 0
MEDIUM5.5CVE-2026-27026pypdf possibly has long runtimes for malformed FlateDecode streams from 0
MEDIUM5.5CVE-2026-27025pypdf has possible long runtimes/large memory usage for large /ToUnicode streams from 0
MEDIUM5.5CVE-2026-27024pypdf has a possible infinite loop when processing TreeObject from 0
MEDIUM5.3CVE-2026-41168pypdf has long runtimes for wrong size values in cross-reference and object streams from 0
MEDIUM5.3CVE-2026-40260pypdf: Manipulated XMP metadata entity declarations can exhaust RAM from 0
MEDIUM5.3CVE-2026-28804pypdf vulnerable to inefficient decoding of ASCIIHexDecode streams from 0
MEDIUM5.3CVE-2026-28351pypdf: Manipulated RunLengthDecode streams can exhaust RAM from 0
MEDIUM5.3CVE-2026-22691pypdf has possible long runtimes for malformed startxref from 0
MEDIUM5.3CVE-2026-22690pypdf has possible long runtimes for missing /Root object with large /Size values from 0
MEDIUM4.3CVE-2026-24688pypdf has possible Infinite Loop when processing outlines/bookmarks from 0
LOW3.3CVE-2026-48156pypdf is a free and open-source pure-python PDF library. from 0