PT-2026-49730

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.12.2 Description A flaw in the pure-python PDF library allows an attacker to craft a PDF that causes excessive memory consumption. This occurs when extracting text from a page containing a form XObject a reusable PDF...

PT-2026-49729

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.12.2 Description An attacker can craft a PDF file that results in long runtimes. This occurs when accessing a stream that utilizes the /FlateDecode filter with a PNG predictor. Recommendations Update to version 6.12.2...

EUVD-2026-32913

pypdf: Possible long runtimes for zero-only width values in cross-reference streamsuntimes for zero-only width values in cross-reference streams...

pypdf: Possible long runtimes for zero-only width values in cross-reference streamsuntimes for zero-only width values in cross-reference streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires cross-reference streams with /W 0 0 0 values and large /Size values. Patches This has been fixed in pypdf==6.12.0. Workarounds If developers are unable to upgrade their apps immediately, the...

GHSA-248M-82V9-Q6G6 pypdf: Possible long runtimes for zero-only width values in cross-reference streamsuntimes for zero-only width values in cross-reference streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires cross-reference streams with /W 0 0 0 values and large /Size values. Patches This has been fixed in pypdf==6.12.0. Workarounds If developers are unable to upgrade their apps immediately, the...

EUVD-2026-32914

pypdf: Possible large memory usage for large offsets for layout mode text...

GHSA-CJ93-CHG6-VGV8 pypdf: Possible large memory usage for large offsets for layout mode text

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets. Patches This has been fixed in pypdf==6.12.0. Workarounds If developers are unable to immediately upgrade, they should...

pypdf: Possible large memory usage for large offsets for layout mode text

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets. Patches This has been fixed in pypdf==6.12.0. Workarounds If developers are unable to immediately upgrade, they should...

Security Bulletin: Multiple vulnerabilities in IBM watsonx Orchestrate Developer Edition

Summary Multiple vulnerabilities were addressed in IBM watsonx Orchestrate Developer Edition version 2.11.0 Vulnerability Details CVEID:CVE-2026-42577 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. From 4.2.0.Final to 4.2.13.Final , Netty's epoll transport fail...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in pypdf-6.7.3-py3-none-any.whl

Summary IBM Watson Discovery Cartridge affected by vulnerability in pypdf-6.7.3-py3-none-any.whl Vulnerability Details CVEID:CVE-2026-28804 DESCRIPTION: pypdf is a free and open-source pure-python PDF library. Prior to version 6.7.5, an attacker who uses this vulnerability can craft a PDF which...

CVE-2026-40260

A flaw was found in pypdf, a pure-python PDF library. A remote attacker can exploit this vulnerability by crafting a malicious PDF file containing manipulated XMP metadata entity declarations, which are data embedded within a PDF file. When the affected system parses this metadata, it can lead to...

CVE-2026-48155

A flaw was found in pypdf, a free and open-source pure-python PDF library. An attacker can craft a malicious PDF file that, when processed, leads to excessive memory consumption. This occurs when extracting text in layout mode with large character offsets. This vulnerability can result in a Denia...

CVE-2026-48156

A flaw was found in pypdf, a free and open-source pure-python PDF library. A remote attacker could exploit this vulnerability by crafting a malicious PDF file. This file, containing specific cross-reference streams with /W 0 0 0 values and large /Size values, can lead to excessively long processi...

CVE-2026-48735

A flaw was found in pypdf, a pure-python PDF library. An attacker could craft a malicious PDF file containing large XMP metadata. Processing this crafted PDF would lead to excessive memory consumption, potentially causing a denial of service DoS for the affected system. Mitigation Mitigation for...

SUSE CVE-2026-48155

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.0, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets. This vulnerability is fixed in 6.12.0...

SUSE CVE-2026-48156

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.0, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires cross-reference streams with /W 0 0 0 values and large /Size values. This vulnerability is fixed in 6.12.0...

SUSE CVE-2026-48735

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.1, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing large XMP metadata, possibly with lots of unnecessary elements. This vulnerability is fixed in 6.12.1...

Linux Distros Unpatched Vulnerability : CVE-2026-48735

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. Prior to 6.12.1, an attacker who uses this vulnerability can craft a PDF which leads to large memory...

Linux Distros Unpatched Vulnerability : CVE-2026-48156

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. Prior to 6.12.0, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes...

Excessive Iteration

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 Excessive Iteration via the processing of cross-reference streams containing /W values set to 0 0 0 and large /Size values. An...