CVE-2026-14266

CVE-2026-14266 Poc: 7-Zip XZ Heap Buffer Overflow PoC Generator Proof of Concept generator for reproducing the XZ heap buffer overflow vulnerability in 7-Zip. The script creates a specially crafted .xz archive designed to reproduce the crash condition in the vulnerable multi-threaded XZ...

NGINX-ngx_http_rewrite_module-heap-buffer-overflow-CVE-2026-9256

CVE-2026-9256 NGINX ngxhttprewritemodule PoC Derivation Process and Thoughts Scope: Only for local ranges, authorized reproduction environments, vulnerability verification, and protection rule analysis. Do not use against unauthorized targets. The PoC ideas in this document only verify remotely...

CVE-2024-26229

CVE-2024-26229 Windows CSC service privilege escalation vulnerability. When a program writes more data to a buffer than its capacity, a heap-based buffer overflow occurs, causing excess data to overflow into adjacent memory areas. This overflow can corrupt memory and may allow an attacker to...

fgt-cve-2023-27997-exploit

fgt-cve-2023-27997-exploit FortiGate SSL‑VPN CVE‑2023‑27997 Exploit PoC Script with ROP Chain Table of Contents Description Affected Versions Installation Usage Example Output Technical Details Warnings References Description fgt-cve-2023-27997-exploit.py is a Proof‑of‑Concept PoC exploit script...

CVE-2021-3156

CVE-2021-3156 Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via sudoedit -s and a command-line argument that ends with a single backslash character. Credit to: Advisory by Baron Samedit of Qualys How to...

cve-2021-3156

CVE-2021-3156 -- Baron Samedit Vulnerability Environment Create the image using Dockerfile docker build -t cve-2021-3156:ubuntu2004 . Create a container using the image docker run --rm -it cve-2021-3156:ubuntu2004 /bin/bash Vulnerability Cause In Sudo versions prior to 1.9.5p2 , there is an...

CVE-2021-3156

CVE-2021-3156 Overview Heap-based buffer overflow in Sudo CVE-2021-3156 Heap overflow vulnerability caused by improper escaping of \ in sudo, LPE Affected Versions All versions from 1.8.2 to 1.8.31p2 All stable versions from 1.9.0 to 1.9.5p1 Detection Command sudoedit -s '' perl -e 'print "A" x...

CVE-2026-42533

CVE-2026-42533 — nginx Heap Buffer Overflow PoC Exploit Pre-Authentication Remote Code Execution via Two-Pass Capture Clobbering Public PoC released 2026-07-27 — Don't wait, patch now. | ---|--- CVE| CVE-2026-42533 CVSS 4.0| 9.2 Critical Type| Heap Buffer Overflow CWE-122 Affected| nginx 0.9.6 –...

CVE-2024-38077-MadLicense-exploit

CVE-2024-38077 MadLicense - Complete Exploitation Framework 📚 Technical Documentation for Presentation This document explains each component of the framework, why it exists , and how the heap buffer overflow exploitation works in modern Windows. 🎯 What Is CVE-2024-38077? The Vulnerability Windows...

CVE-2023-4911

glibc Heap Buffer Overflow Vulnerability CVE-2023-4911 Item| Description ---|--- CVE ID| CVE-2023-4911 Attack Type| Heap Buffer Overflow → Local Privilege Escalation CVSS 3.1| 7.8 High Disclosure Date| 2023-10-03 Vulnerability Point| glibc dynamic loader ld.so GLIBCTUNABLES parser Affected...

PoC-CVE-2025-69419

CVE-2025-69419 – OpenSSL Heap Buffer Overflow Reproducer Overview This repository contains a minimal proof-of-concept reproducer for CVE-2025-69419 affecting vulnerable versions of OpenSSL. The PoC demonstrates the heap out-of-bounds write reported for PKCS12getfriendlyname when processing a...

libwebp-checker

中文 | EN CVE-2023-4863 libwebp dependency check tools This tool checks if your server's application or process that is affected by CVE-2023-4863 libwebp Heap buffer overflow Version above 0.5.0. Run this script in your production environment carefully. Result Screen Shot Scan Result Table of...

CVE-2018-4407

CVE-2018-4407 Massive IOS/MAC Attack Exploit CVE-2018-4407 is a Simple and Very Fast BOF attack Against IOS/MAC that can lead to DOS. The vulnerability is a heap buffer overflow in the networking code in the XNU operating system kernel. XNU is used by both iOS and macOS, which is why iPhones,...

CVE-2022-24903-Heap-based-buffer-overflow-Hand-On-Lab

CVE-2022-24903 Hands-On Lab Author: Andrew Beshay Mousa A practical hands-on lab demonstrating the rsyslog heap buffer overflow vulnerability. A practical lab environment to reproduce and understand the rsyslog Heap Buffer Overflow vulnerability CVE-2022-24903 via octet-counted framing in TCP...

CVE-2023-38545-libcurl-SOCKS5-heap-buffer-overflow

Disclaimer This article is intended solely for technical discussion and learning. Any direct or indirect consequences or losses caused by the use of the information provided herein shall be borne solely by the user. The author assumes no responsibility for such consequences or losses...

Cisco-ASA-CVE-2025-20333-Scanner

CVE-2025-20333 Scanner A Python-based diagnostic scanner for Cisco ASA / FTD VPN Web Server Buffer Overflow CVE-2025-20333. CVE-2025-20333 is a critical heap-based buffer overflow vulnerability in the WebVPN file upload handler that can lead to remote code execution RCE as root when successfully...

uboatdemo

uboatdemo A demo server for CVE-2016-3955 UBOAT Performs Linux heap buffer overflow, when USB/IP client begins sending control URBs. Building The server is a standard simple Go program. You can build it the usual way assuming you have Go setup and configured according to official instructions wit...

CVE-2026-27654

CVE-2026-27654 NGINX ngxhttpdavmodule Heap Buffer Overflow via sizet Underflow Remote DoS / Potential RCE Description ngxhttpdavcopymovehandler in src/http/modules/ngxhttpdavmodule.c computes the destination URI length by subtracting the location prefix length from the Destination header's URI pa...

CVE-2021-3156

CVE-2021-3156 Description Sudo before 1.9.5p2 has a Heap-based Buffer Overflow, allowing privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character...

nginx-cve-2026-42945-check

NGINX CVE-2026-42945 Local Checker Language: 中文 | English This repository provides two standalone local scripts for checking whether a Linux or Windows server has Nginx, OpenResty, or Tengine instances that may be exposed to CVE-2026-42945 related risk. The scripts are read-only. They do not run ...