dompdf-rce

Exploit de RCE para dompdf Este repositorio contiene una aplicación de demostración vulnerable que utiliza dompdf 1.2.0 y un exploit que logra ejecución remota de código mediante un archivo políglota ttf+php. Para más detalles, visite https://positive.security/blog/dompdf-rce Instrucciones 1...

dompdf-rce

RCE exploit for dompdf This repository contains a vulnerable demo application using dompdf 1.2.0 and an exploit that achieves remote code execution via a ttf+php polyglot file. For more details, please visit https://positive.security/blog/dompdf-rce Instructions 1. Run the demo application $ cd...

BrokenType

BrokenType BrokenType is a set of tools designed to test the robustness and security of font rasterization software, especially codebases prone to memory corruption issues written in C/C++ and similar languages. It consists of the following components: TrueType program generator - a Python script...

GHSA-G9CG-PRRW-2R8Q pypdf: Possible large memory usage when parsing font data

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires parsing the /Widths entry of a TrueType or Type1 fonts with unusually large values, for example during text extraction. Patches This has been fixed in pypdf==6.18.1. Workarounds I...

pypdf: Possible large memory usage when parsing font data

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires parsing the /Widths entry of a TrueType or Type1 fonts with unusually large values, for example during text extraction. Patches This has been fixed in pypdf==6.18.1. Workarounds I...

CVE-2023-21716

CVE-2023-21716 POC : CVE-2023-21716 Microsoft Word RTF Font Table Heap Corruption...

CVE-2025-63708

CVE-2025-63708 CVE ID: CVE-2025-63708 Assigned: 11-12-2025 Problem Type: CWE-79 Cross-Site Scripting Affected Product: “AI Font Matcher” posted 2025-10-10, nid=18425 Product page: https://www.sourcecodester.com/javascript/18425/ai-font-matcher-using-html-css-and-javascript-source-code.html...

CVE-2022-26927

CVE-2022-26927 A proof-of-concept font with a write-up attached. I will begin working on this tomorrow. Apologizes that I have not done much research on ExFreePoolWithTag. I will be sure to get to that shortly!...

nexts-cve-2025-66478-exploit

This is a Next.js project bootstrapped with create-next-app. Getting Started First, run the development server: npm run dev or yarn dev or pnpm dev or bun dev Open http://localhost:3000 with your browser to see the result. You can start editing the page by modifying app/page.tsx. The page...

CVE-2025-27363-proof-of-concept

Proof-of-concept for CVE-2025-27363 that crashes FreeType 2.13.0. This modifies Roboto Flex, a variable font, so that the "%" character glyph 8 is now a composite glyph with 0xfffd subglyphs. Rendering the edited font with FreeType 2.13.0 the last version before the fix crashes, with ASAN detecti...

Apple CoreGraphics PoC Emerges as WhatsApp PDF Checks Hint at Possible Delivery Path

Security researchers have published the first public proof-of-concept for CVE-2026-86950 , an Apple CoreGraphics flaw Apple says may have been used in attacks against specific targeted individuals. The trigger is a malicious PDF with a crafted embedded font that crashes unpatched iPhones and Macs...

Rocky Linux 9 [CIQ] Security Update: freetype / freetype-debuginfo / freetype-debugsource / etc (crlsa-2025_3407)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20253407 advisory. freetype: OOB write when attempting to parse font subglyph structures related to TrueType GX and variable font files CVE-2025-27363 Tenable has extracted the...

Rocky Linux 8 [CIQ] Security Update: python-pillow-debuginfo / python-pillow-debugsource / etc Multiple Vulnerabilities (crlsa-2026_39127)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202639127 advisory. python-pillow: Pillow: Denial of Service via crafted BDF font file CVE-2026-55379 python-pillow: Pillow: Denial of Service via crafted GD 2.x image file...

CentOS Linux 7 [TuxCare] Security Update: freetype / freetype-demos / freetype-devel (CENTOS7:CLSA-2025:1742926404)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2025:1742926404 advisory. - An out of bounds write exists in FreeType versions 2.13.0 and below newer versions of FreeType are not vulnerable when attempting to parse font...

AlmaLinux 9.2 [TuxCare] Security Update: libXfont2 / libXfont2-devel Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1787150510)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1787150510 advisory. - fsreadglyphs in the libXfont2 font-server client src/fc/fserve.c copies each glyph's bitmap into a single buffer. Existing checks...

AlmaLinux 9.2 [TuxCare] Security Update: freetype / freetype-demos / freetype-devel (ALMALINUX9.2:CLSA-2025:1745956171)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1745956171 advisory. - An out of bounds write exists in FreeType versions 2.13.0 and below newer versions of FreeType are not vulnerable when attempting to parse...

Rocky Linux 10.2 [CIQ] Security Update: libXfont2 / libXfont2-debuginfo / libXfont2-debugsource / etc Multiple Vulnerabilities (crlsa-2026_47079)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202647079 advisory. libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow CVE-2026-56001 libXfont2: PCF Font Parsing Heap Buffer Overflow CVE-2026-56002...

CentOS Linux 8 [TuxCare] Security Update: xterm / xterm-resize (CENTOS-STREAM8:CLSA-2026:1777030519)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1777030519 advisory. - xterm before 375 allows code execution via font ops, e.g., because an OSC 50 response may have Ctrl-g and therefore lead to command...

Rocky Linux 10.2 [CIQ] Security Update: java-25-openjdk / java-25-openjdk-crypto-adapter / etc Multiple Vulnerabilities (crlsa-2026_55798)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202655798 advisory. JDK: Improve Resource Resolving CVE-2026-60589 JDK: Enhance HTTP Connections CVE-2026-61308 JDK: Improve font loading CVE-2026-70906 JDK: Enhance TLS...

Rocky Linux 8 [CIQ] Security Update: freetype / freetype-debuginfo / freetype-debugsource / etc (crlsa-2025_3421)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20253421 advisory. freetype: OOB write when attempting to parse font subglyph structures related to TrueType GX and variable font files CVE-2025-27363 Tenable has extracted the...