CVE-2026-24688 pypdf has possible Infinite Loop when processing outlines/bookmarks

pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects...

CVE-2026-24688 pypdf has possible Infinite Loop when processing outlines/bookmarks

pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects...

a-data-processing (0.0.1), ab-data-processing (0.0.1) +597 more potentially affected by CVE-2026-24688 via pypdf (>=3.1.0, <=6.6.0)

pypdf PYPI version =3.1.0, =0.1.1, =0.9.1, =0.0.2, =0.0.1, =0.1.4, =0.1.0a0.dev0, =0.2.0a0, =0.0.1, =0.0.4, =0.0.9 and more Source cves: CVE-2026-24688 Source advisory: MEND:CVE-2026-24688...

EUVD-2026-4753

pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects...

CVE-2026-24688

pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects...

CVE-2026-24688

CVE-2026-24688 affects the pypdf library (Python). The vulnerability is an infinite loop in outline/bookmark processing that can be triggered by crafting a PDF; versions before 6.6.2 are vulnerable. The issue is fixed in pypdf 6.6.2. If upgrading is not yet possible, apply the changes from PR #36...

CVE-2026-24688

pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects...

Exploit for CVE-2026-24688

CVE-2026-24688 - pypdf - Circular Reference DoS Vulnerability...

pypdf security vulnerability

pypdf is an open-source, free Python library developed by py-pdf. It allows for splitting, merging, cropping, and converting pages within PDF files. Prior to version 6.6.2, pypdf had a security vulnerability due to an infinite loop, which could lead to resource consumption when processing special...

PT-2026-28925

Уязвимость библиотеки Python для работы с PDF файлами PyPDF связана с выполнением цикла с недоступным условием выхода. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...

CVE-2026-24688: Loop with Unreachable Exit Condition

pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects...

Linux Distros Unpatched Vulnerability : CVE-2026-24688

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craf...

chellow (>=1692799408.0.0, <=1698672999.0.0), pspdfutils (>=3.1.2, <=3.2.0) potentially affected by CVE-2026-24688 via pypdf (3.15.2)

pypdf PYPI version 3.15.2 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - chellow =1692799408.0.0, =3.1.2, =3.2.0 Source cves: CVE-2026-24688 Source advisory: OSV:GHSA-2Q4J-M29V-HQ73...

criscostack (1.0.0), neumai (>=0.0.9, <=0.0.36) +2 more potentially affected by CVE-2026-24688 via pypdf (3.9.1)

pypdf PYPI version 3.9.1 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - criscostack 1.0.0 - neumai =0.0.9, =0.0.17, =2023.6.0, =2024.4.0 Source cves: CVE-2026-24688 Source advisory: OSV:GHSA-2Q4J-M29V-HQ73...

assert-files (>=0.1.0, <=0.1.3), vpplib (0.0.4) +1 more potentially affected by CVE-2026-24688 via pypdf (3.16.4)

pypdf PYPI version 3.16.4 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - assert-files =0.1.0, =0.61.0, =0.65.0 Source cves: CVE-2026-24688 Source advisory: OSV:GHSA-2Q4J-M29V-HQ73...

docrx (>=0.0.1, <=0.0.10), paperreview (0.1.0) +1 more potentially affected by CVE-2026-24688 via pypdf (3.15.0)

pypdf PYPI version 3.15.0 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - docrx =0.0.1, =1.1.11, =1.1.13 Source cves: CVE-2026-24688 Source advisory: OSV:GHSA-2Q4J-M29V-HQ73...

docat (1.0.0) potentially affected by CVE-2026-24688 via pypdf (4.0.0)

pypdf PYPI version 4.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - docat 1.0.0 Source cves: CVE-2026-24688 Source advisory: OSV:GHSA-2Q4J-M29V-HQ73...

render50 (9.2.2) potentially affected by CVE-2026-24688 via pypdf (3.15.3)

pypdf PYPI version 3.15.3 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - render50 9.2.2 Source cves: CVE-2026-24688 Source advisory: OSV:GHSA-2Q4J-M29V-HQ73...

centricube-langchain (>=1.2.3, <=1.3.0), centricube-pyautogen (>=0.3.2, <=0.3.3) +5 more potentially affected by CVE-2026-24688 via pypdf (5.6.1)

pypdf PYPI version 5.6.1 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - centricube-langchain =1.2.3, =0.3.2, =0.3.0, =0.1.0, =0.0.11, =0.0.3, =0.0.5 Source cves: CVE-2026-24688 Source advisory: OSV:GHSA-2Q4J-M29V-HQ73...

add-staves (>=0.1.1, <=0.2.4), agentix-agent-sdk (0.1.0) +135 more potentially affected by CVE-2026-24688 via pypdf (4.3.1)

pypdf PYPI version 4.3.1 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - add-staves =0.1.1, =0.0.1, =0.0.1.dev1, =3.0.0, =0.1.0, =1.0.0, =0.3.8.0, =0.3.2, =0.1.6, =1725528079.0.0, =0.1.4, =0.1.9 and more Source cves:...