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 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...

Moderate: Red Hat Security Advisory: poppler security update

An update for poppler is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Moderate: Red Hat Security Advisory: poppler security update

An update for poppler is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

CVE-2026-22691

A flaw was found in pypdf. A remote attacker can exploit this vulnerability by crafting a malicious PDF file with malformed startxref entries and excessive whitespace characters. This can cause excessively long processing times when rebuilding the cross-reference table in non-strict reading mode,...

UBUNTU-CVE-2026-22690

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for missing /Root object with large /Size values. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for actually invalid files. This can be...

CVE-2026-22691

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

Regular Expression Denial of Service (ReDoS)

Overview pypdf is an A pure-python PDF library capable of splitting, merging, cropping, and transforming PDF files Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS in the flatten function. An attacker can cause excessive processing times by providing ...

EUVD-2026-1691

pypdf has possible long runtimes for malformed startxref...

EUVD-2026-1692

pypdf has possible long runtimes for missing /Root object with large /Size values...

ALSA-2026:0130 Moderate: poppler security update

Poppler is a Portable Document Format PDF rendering library, used by applications such as Evince. Security Fixes: poppler: Out-of-Bounds Read in Poppler CVE-2025-32365 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information,...

jsPDF 安全漏洞

jsPDF is Parallax open source a JavaScript-based PDF document generation library . A security vulnerability exists in jsPDF versions prior to 4.0.0, which stems from methods such as loadFile that allow the user to control paths, potentially leading to a local file inclusion or path traversal atta...

PT-2026-2245

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.6.0 Description pypdf is a pure-python PDF library. Versions prior to 6.6.0 are susceptible to long runtimes when processing malformed startxref entries within PDF files. An attacker can create a specially crafted PDF...

OPENSUSE-SU-2025:15776-1 python311-pypdf-6.4.0-1.1 on GA media

These are all security issues fixed in the python311-pypdf-6.4.0-1.1 package on the GA media of openSUSE Tumbleweed...

UBUNTU-CVE-2025-66019

pypdf is a free and open-source pure-python PDF library. Prior to version 6.4.0, an attacker who uses this vulnerability can craft a PDF which leads to a memory usage of up to 1 GB per stream. This requires parsing the content stream of a page using the LZWDecode filter. This issue has been patch...

md-to-pdf vulnerable to arbitrary JavaScript code execution when parsing front matter

Summary A Markdown front-matter block that contains JavaScript delimiter causes the JS engine in gray-matter library to execute arbitrary code in the Markdown to PDF converter process of md-to-pdf library, resulting in remote code execution. Details md-to-pdf uses the gray-matter library to parse...

mpdf-pocs

mPDF 8.2.6 PoCs Referenced by: - https:/...

Astra Linux - уязвимость в pypdf2

pypdf is an open source, pure-python PDF library. In affected versions an attacker may craft a PDF which leads to an infinite loop if parsecontentstream is executed. That is, for example, the case if the user extracted text from such a PDF. This issue was introduced in pull request 969 and resolv...

GHSA-VR63-X8VC-M265 pypdf possibly loops infinitely when reading DCT inline images without EOF marker

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page which has an inline image using the DCTDecode filter. Patches This has been fixed in pypdf==6.1.3. Workarounds If you cannot upgrade yet, consider...

EUVD-2018-12811

Malware in sbrugna...