pypdf: Possible large memory usage for form XObjects during text extraction

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting the text of a page which contains a form XObject with self-references. PatchesThis has been fixed in pypdf==6.12.2. WorkaroundsIf you cannot upgrade yet, consider applying the...

CVE-2026-57256

When the application opens a PDF and executes JavaScript, it performs abnormal operations on the list box field, and this operation is repeated after the form is reset. During this process, the application failed to adequately verify the validity of the form objects and their internal dictionary...

EUVD-2026-42192

When the application opens a PDF and executes JavaScript, it performs abnormal operations on the list box field, and this operation is repeated after the form is reset. During this process, the application failed to adequately verify the validity of the form objects and their internal dictionary...

CVE-2026-57256 Foxit Editor/Reader List Box Format Use-After-Free Vulnerability

When the application opens a PDF and executes JavaScript, it performs abnormal operations on the list box field, and this operation is repeated after the form is reset. During this process, the application failed to adequately verify the validity of the form objects and their internal dictionary...

Allocation of Resources Without Limits or Throttling

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 Allocation of Resources Without Limits or Throttling via the text extraction when handling form XObjects with self-references. An...

CVE-2026-3779

The application's list box calculate array logic keeps stale references to page or form objects after they are deleted or re-created, which allows crafted documents to trigger a use-after-free when the calculation runs and can potentially lead to arbitrary code execution...

PT-2024-1709 · Microsoft · Outlook

Name of the Vulnerable Software and Affected Versions: Microsoft Outlook versions prior to the fixed version Description: The vulnerability in Microsoft Outlook is related to insufficient validation of input data, allowing remote attackers to execute arbitrary code on the affected system. This...

Adobe Acrobat Reader DC XFA Template Use-After-Free Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Acrobat Reader DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the...

Foxit Reader Reuse After Release Remote Code Execution Vulnerability

Foxit Reader old name: Foxit PDF Reader is a set of software used to read PDF format files, by Fujian Foxit Software developed by Foxit Reader is a set of free to use the software, the operating system is mainly based on Microsoft Windows, and as long as there is a Win32 implementation of the...