pypdf has possible long runtimes for malformed startxref

ImpactAn attacker who exploits this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-reference table, PDF files with lots of whitespace characters become problematic. Only the non-strict reading mode is affected...

PYSEC-2026-1829 pypdf has possible long runtimes for missing /Root object with large /Size values

Impact An attacker who exploits this vulnerability can craft a PDF which leads to possibly long runtimes for actually invalid files. This can be achieved by omitting the /Root entry in the trailer, while using a rather large /Size value. Only the non-strict reading mode is affected. Patches This...

pypdf's LZWDecode streams be manipulated to exhaust RAM

ImpactAn 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 is a follow up to GHSA-jfx9-29x2-rv3j to align the default limit with the one for zlib...

pypdf possibly loops infinitely when reading DCT inline images without EOF marker

ImpactAn 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. PatchesThis has been fixed in pypdf==6.1.3. WorkaroundsIf you cannot upgrade yet, consider applyi...

CVE-2026-57868

MicroRealEstate is affected by broken object-level access controls in PDF generator functionality. This issue affects MicroRealEstate: through 1.0.0-alpha3...

EUVD-2026-42004

MicroRealEstate is affected by broken object-level access controls in PDF generator functionality. This issue affects MicroRealEstate: through 1.0.0-alpha3...

The vulnerability of PDF components in browsers Google Chrome and Microsoft Edge allows a hacker to execute arbitrary code.

The vulnerability of Google Chrome and Microsoft Edge browsers’ PDF components relates to the possibility of using memory after decompression. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code using a specially created PDF file...

DEBIAN-CVE-2026-13962

Insufficient data validation in PDF in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-14108

Use after free in PDFium in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file. Chromium security severity: Low...

Modern Enterprises: How to Evaluate the Security and Compliance of Office Software

Learn how modern businesses can judge office software for ISO 27001 certification, GDPR-aligned data handling, encryption, and safer PDF workflows with clarity...

atril: evince: xreader: PDF /GoToR action argv injection enables single-click RCE via --gtk-module dlopen

A flaw was found in Atril, Evince and Xreader. A malicious link inside a specially crafted PDF document can cause arbitrary code execution when clicked due to improper quoting of attacker-controlled PDF link-destination fields during remote go-to /GoToR actions. This issue allows an attacker to...

CVE-2026-13522

A security flaw has been discovered in Investintech SlimPDFReader up to 2.0.14. Affected by this issue is the function SlimPDFReader!Investintech::PCV::TeighaDo+0x25cde0 of the file SlimPDFReader.exe of the component PDF File Handler. Performing a manipulation results in out-of-bounds read. It is...

CVE-2026-13522

Investintech SlimPDFReader up to version 2.0.14 is affected by an out-of-bounds read in SlimPDFReader.exe (PDF File Handler). The vulnerable component is the function Investintech::PCV::TeighaDo+0x25cde0 inside SlimPDFReader.exe. A manipulation can trigger the out-of-bounds read, and the issue ca...

poppler: Integer overflow in Poppler SplashOutputDev::tilingPatternFill leads to heap buffer overflow via unchecked dimension multiplication

A flaw was found in Poppler's Splash backend. A remote attacker could exploit this vulnerability by crafting a malicious PDF file that, when rendered, triggers an integer overflow in the tilingPatternFill function. This overflow leads to an undersized heap memory allocation, allowing a subsequent...

CVE-2026-57532

CVE-2026-57532 describes a vulnerability where malicious HTML content contained in the layout specification of a PDF ticket/badge layout is executed when the PDF editor is opened in a browser. This could allow one backend user to inject JavaScript into the browser context of another backend user....

Astra Linux – Vulnerability in Chromium

A heap buffer overflow in PDFium in Google Chrome prior to version 147.0.7727.101 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted PDF file. Chromium security severity: High...

Astra Linux – Vulnerability in mupdf

A integer overflow vulnerability exists in the 'pdf-image.c' file in Artifex’s MuPDF version 1.27.0. This vulnerability allows an attacker to create a PDF that can trigger an integer overflow within the 'pdfloadimageimp' function. This enables a heap out-of-bounds write, which could be exploited...

Important: evince security update

The evince packages provide a simple multi-page document viewer for Portable Document Format PDF, PostScript PS, Encapsulated PostScript EPS files, and, with additional back-ends, also the Device Independent File format DVI files. Security Fixes: atril: evince: xreader: PDF /GoToR action argv...

CVE-2026-49461 pypdf: Possible large memory usage for form XObjects during text extraction

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.2, an 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. This vulnerability is fixed in 6.12....

CVE-2026-49461

CVE-2026-49461 affects the Python PDF library pypdf . The vulnerability occurs before version 6.12.2 and lets an attacker craft a PDF whose page contains a form XObject with self-references, causing large memory usage during text extraction. Impact is memory-related and can affect systems process...