poppler: Use-After-Free in StructTreeRoot class

A use-after-free vulnerability has been identified in Poppler’s StructTreeRoot class when processing specially crafted PDF documents. An attacker could exploit this flaw by persuading a user to open a malicious PDF file, or by placing such a file on a share that is later previewed, causing the...

Google Chrome PDF Component Memory Misreference Vulnerability

Google Chrome is a web browser from Google, an American company. A memory misreference vulnerability exists in versions of Google Chrome prior to 146.0.7680.178. The vulnerability stems from a confusion in the instructions of the PDF component responsible for freeing memory. An attacker could...

CVE-2026-3308

An integer overflow vulnerability in 'pdf-image.c' in Artifex's MuPDF version 1.27.0 allows an attacker to maliciously craft a PDF that can trigger an integer overflow within the 'pdfloadimageimp' function. This allows a heap out-of-bounds write that could be exploited for arbitrary code executio...

CVE-2026-3308

An integer overflow vulnerability in 'pdf-image.c' in Artifex's MuPDF version 1.27.0 allows an attacker to maliciously craft a PDF that can trigger an integer overflow within the 'pdfloadimageimp' function. This allows a heap out-of-bounds write that could be exploited for arbitrary code executio...

openSUSE 16 Security Update : python-PyPDF2 (openSUSE-SU-2026:20430-1)

The remote openSUSE 16 host has a package installed that is affected by a vulnerability as referenced in the openSUSE- SU-2026:20430-1 advisory. Changes in python-PyPDF2: - CVE-2026-33123: Fixed excessive resource consumption when processing specially crafted PDF due to inefficient decoding of...

UBUNTU-CVE-2026-33699

pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has been fixed in pypdf 6.9.2. If users cannot upgrade yet, consider...

OPENSUSE-SU-2026:20375-1 Security update for python-PyPDF2

This update for python-PyPDF2 fixes the following issues: Changes in python-PyPDF2: - CVE-2025-31826: Fixed denial of service due to excessive memory consumption via crafted PDF bsc1259508...

CVE-2026-3939

Google Chrome/Chromium is affected by CVE-2026-3939 due to insufficient policy enforcement in PDF handling, allowing a crafted PDF to bypass navigation restrictions. Affected component: PDF policy enforcement in Chrome/Chromium prior to version 146.0.7680.71 (specific fixed versions cited by Debi...

OPENSUSE-SU-2026:20348-1 Security update for python-PyPDF2

This update for python-PyPDF2 fixes the following issues: Changes in python-PyPDF2: - CVE-2026-28804: Denial of Service via crafted PDF with ASCIIHexDecode filter bsc1259404 - Update sources with osc run downloadfiles...

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...

GHSA-F2V5-7JQ9-H8CG pypdf: Manipulated RunLengthDecode streams can exhaust RAM

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream using the RunLengthDecode filter. Patches This has been fixed in pypdf==6.7.4. Workarounds If you cannot upgrade yet, consider applying the changes from PR 36...

DEBIAN-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...

SUSE CVE-2026-2648

Heap buffer overflow in PDFium in Google Chrome prior to 145.0.7632.109 allowed a remote attacker to perform an out of bounds memory write via a crafted PDF file. Chromium security severity: High...

Improper Encoding or Escaping of Output

Overview Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output via the appearanceState property of the AcroForm module. An attacker can execute arbitrary JavaScript code in the context of the PDF viewer by injecting malicious input into this property, which i...

PT-2026-20909

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.7.1 Description pypdf is a free and open-source pure-python PDF library. A crafted PDF file can cause excessive processing time due to a malformed /FlateDecode stream and byte-by-byte decompression. Recommendations...

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...

GHSA-2Q4J-M29V-HQ73 pypdf has possible Infinite Loop when processing outlines/bookmarks

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. Patches This has been fixed in pypdf 6.6.2. Workarounds If projects cannot upgrade yet, consider applying the changes from PR 3610...

MiracleLinux 7 : okular-4.10.5-9.el7 (AXSA:2020-696:02)

The remote MiracleLinux 7 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2020-696:02 advisory. okular: local binary execution via specially crafted PDF files CVE-2020-9359 Tenable has extracted the preceding description block directly from the...

MiracleLinux 7 : poppler-0.26.5-17.el7 (AXSA:2017-2054:01)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2017-2054:01 advisory. A stack-based buffer overflow was found in the poppler library. An attacker could create a malicious PDF file that would cause applications that use...

CVE-2025-67079

File upload vulnerability in Omnispace Agora Project before 25.10 allowing attackers to execute code through the MSL engine of the Imagick library via crafted PDF file to the file upload and thumbnail functions...