CVE-2026-5939

A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to crash and resulting in an arbitrary code execution...

CVE-2026-5939

CVE-2026-5939 describes a use-after-free (UAF) vulnerability in Foxit PDF Editor/Reader triggered by a crafted XFA PDF during the calculate event. The issue affects the application when processing XFA calculate logic, potentially crashing the program and enabling arbitrary code execution. The lin...

CVE-2026-5939 UAF in Foxit PDF Editor/Reader via XFA calculate event

A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to crash and resulting in an arbitrary code execution...

EUVD-2025-209415

A NULL pointer dereference in Nitro PDF Pro for Windows v14.41.1.4 allows attackers to cause a Denial of Service DoS via a crafted XFA packet...

CVE-2025-66769

A NULL pointer dereference in Nitro PDF Pro for Windows v14.41.1.4 allows attackers to cause a Denial of Service DoS via a crafted XFA packet...

PT-2026-32375

A NULL pointer dereference in Nitro PDF Pro for Windows v14.41.1.4 allows attackers to cause a Denial of Service DoS via a crafted XFA packet...

OPENSUSE-SU-2026:20333-1 Security update for python-PyPDF2

This update for python-PyPDF2 fixes the following issues: Changes in python-PyPDF2: - CVE-2026-27628: Fixed infinite loop when loading circular /Prev entries in cross-reference streams bsc1258940 - CVE-2026-27888: Fixed issue where manipulated FlateDecode XFA streams can exhaust RAM bsc1258934 -...

📄 pypdf Memory Exhaustion / Denial of Service

pypdf versions prior to 6.7.3 were vulnerable to a denial of service condition caused by uncontrolled memory allocation during decompression of XFA streams. An attacker could craft a malicious PDF file containing a highly compressed stream using /FlateDecode...

Linux Distros Unpatched Vulnerability : CVE-2026-27888

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 6.7.3, an attacker who uses this vulnerability can craft a PDF which leads to the RAM being...

Denial Of Service (DoS)

pypdf is vulnerable to Denial Of Service DoS. The vulnerability is due to manipulated FlateDecode XFA streams, where an attacker can craft a PDF that leads to RAM exhaustion by accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode...

SUSE CVE-2026-27888

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.3, an attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode...

EUVD-2026-8791

pypdf: Manipulated FlateDecode XFA streams can exhaust RAM...

pypdf: Manipulated FlateDecode XFA streams can exhaust RAM

Impact An attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode. Patches This has been fixed in pypdf==6.7.3. Workarounds If...

GHSA-X7HP-R3QG-R3CJ pypdf: Manipulated FlateDecode XFA streams can exhaust RAM

Impact An attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode. Patches This has been fixed in pypdf==6.7.3. Workarounds If...

CVE-2026-27888

A flaw was found in pypdf. A remote attacker can exploit this vulnerability by crafting a malicious PDF document. When a user processes this specially crafted PDF, it can lead to excessive memory consumption, resulting in a Denial of Service DoS for the affected system. This issue specifically...

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 xfa property of the reader or the writer when the corresponding strea...

CVE-2026-27888

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.3, an attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode...

UBUNTU-CVE-2026-27888

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.3, an attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode...

CVE-2026-27888

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.3, an attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode...

CVE-2026-27888

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.3, an attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing the xfa property of a reader or writer and the corresponding stream being compressed using /FlateDecode...