notepad-v8.8.1-LPE-CVE-

notepad-v8.8.1-LPE-CVE- CVE-2025-49144 Notepad++ v8.8.1 SYSTEM-level POC 📌 CVE-2025-49144 is a high-severity local privilege escalation vulnerability found in the Notepad++ v8.8.1 and prior version installers. This vulnerability stems from uncontrolled executable search path behavior during...

CVE-2026-52886

Path Traversal: startswith Prefix Check Bypass Notepad++ — Arbitrary File Read viasession.xml backupFilePath Traversal Advisory GHSA: GHSA-rqfm-pw34-r7j6 CVE: CVE-2026-52886 Severity: Moderate Affected: v8.9.6.4 Patched: v8.9.7 Patch Commit: 7e66f36 Affected File: PowerEditor/src/Notepadplus.cpp...

CVE-2026-48778

CVE-2026-48778 POC Notepad++ RCE via config.xml commandLineInterpreter Usage root@kitploit: .\CVE-2026-48778.exe calc.exe Demo https://github.com/user-attachments/assets/79ec82c9-ab37-4923-b62d-325710095e86 Vulnerability Summary...

CVE-2026-20841

🛡️ CVE-2026-20841 - Windows Notepad Security Test Tool ⚠️ What is CVE-2026-20841? CVE-2026-20841 is a known security weakness in the Windows Notepad application. It affects the markdown feature, which lets Notepad display formatted text with clickable links. This weakness happens because the...

CVE-2025-49144

Notepad++ Binary Planting PoC CVE-2025-49144 ⚠️ EDUCATIONAL PURPOSE ONLY This code is designed for educational and research purposes to understand binary planting vulnerabilities. Use only in controlled environments with proper authorization. 📋 Overview This Proof of Concept demonstrates the binar...

Notepad-8.8.1_CVE-2025-49144

CVE-2025-49144 – Exploit for Notepad++ 8.8.1 This repository contains a functional Proof of Concept PoC that exploits the CVE-2025-49144 vulnerability in the Notepad++ 8.8.1 installer. The malicious execution occurs by placing a binary regsvr32.exe in the same directory as the vulnerable installe...

CVE-2025-56383-Proof-of-Concept

Notepad++ v8.8.3 存在 DLL 劫持漏洞，可以通过替换原始 DLL 文件来执行恶意代码。 示例方法如下： （请注意，以下演示使用 npp.8.8.3.Installer.x64.exe 安装 Notepad++ 进行测试，但实际上，任何已安装的 Notepad++ 都会受到此漏洞的影响） 将原始 DLL（例如 Notepad++\plugins\NppExport\NppExport.dll）替换为包含恶意代码的同名 DLL 文件（原始导出函数被转发到原始 DLL），这样在执行 Notepad++.exe 时，就可以执行恶意代码。...

CVE-2022-31902

CVE-2022-31902 Denial Of Service DoS in Notepad++x86 in 8.4.3 and before. Description Vulnerability triggering, via opening a specially crafted text file e.g. first.txt and then using options Find All in All Opened Document or Find All in Current Opened Document under Find options. As an...

forensicscanner

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Notepad-8.9.6-PoC

Notepad++ PoCs CVE-2026-48770 / CVE-2026-48778 / CVE-2026-48800 Notepad++ = 8.9.6 における 3 つの脆弱性の概念実証スクリプト。v8.9.6.1（2026-05-26）で修正済み。 脆弱性...

CVE-2025-15556-Notepad-WinGUp-Updater-RCE

Affected Software: Notepad++ versions prior to 8.8.9 using the WinGUp updater. Vulnerability Type: Update integrity verification bypass leading to arbitrary code execution. Description: The WinGUp updater fails to properly verify the integrity of update metadata, allowing an attacker who can...

CVE-2025-49144_PoC

CVE-2025-49144PoC 📌 CVE-2025-49144 is a high-severity local privilege escalation vulnerability found in the Notepad++ v8.8.1 and prior version installers. This vulnerability stems from uncontrolled executable search path behavior during installation, allowing a local attacker to gain SYSTEM-level...

CVE-2025-56383

Vulnerability root@kitploit: Attack Type: DLL Hijacking DLL Hijacking Target Application: Notepad++ Method: The NppExport.dll file is loaded by Notepad++ from the working directory Implementation The malicious DLL contains: root@kitploit: Exported functions of the original library to ensure...

CVE-2023-6401

CVE-2023-6401 · DLL Hijacking Proof-of-Concept English | 中文 中文 ⚠️ 重要聲明：僅供安全研究和教育目的使用 NotePad++ ≤ 8.1 DLL劫持漏洞的概念驗證。通過在應用程式目錄放置惡意 dbghelp.dll 來執行任意程式碼。 快速開始 root@kitploit: 下載專案 git clone https://github.com/mekitoci/CVE-2023-6401.git 進入專案目錄 cd CVE-2023-6401-main 編譯DLL gcc -shared -o dbghelp.dll...

CVE-2022-31901

CVE-2022-31901 Denial Of Services DOS in Notepad++x86 in 8.4.3 and before. Description Vulnerability triggering, via opening two specially crafted text files e.g. first.txt & second.txt as input to notepad++. As an illustrative example below, as of 11/07/2022, latest version of Notepad++x86 is...

CVE-2026-20841-PoC

It is unclear whether this is the correct PoC trigger method; therefore, it is provided for reference only. CVE-2026-20841 - Windows notepad.exe RCE Exploitation condition: Notepad Version 11.2510 step 1. step 2...

notepadpp-supply-chain-iocs

Notepad++ Supply Chain Attack — IoC Repository CVE-2025-15556 | Lotus Blossom / Raspberry Typhoon | June – December 2025 Overview This repository contains a comprehensive, consolidated collection of Indicators of Compromise IoCs related to the Notepad++ supply chain attack disclosed on February 2...

CVE-2025-49144-PoC

CVE-2025-49144 I write a blog about this vulnerability here: https://havertz2110.github.io/posts/cve-reproduce-cve-2025-49144-notepad++/...

CVE-2026-20841

CVE-2026-20841 PoC PoC of the "Windows Notepad RCE" vulnerability. Disclaimers 1. I am NOT the one who discovered this vulnerability. Props to the original authors listed on the official disclosure page. I just recreated the PoC according to the description. 2. I personally don't think this...

CVE-2026-48778-PoC

CVE-2026-48778 — Notepad++ Arbitrary Code Execution PoC Severity: High CVSS 7.8 | Affected: Notepad++ ≤ 8.9.6 | Patched: v8.9.6.1 A PoC script for CVE-2026-48778, an arbitrary code execution vulnerability in Notepad++ ≤ 8.9.6. For full technical details, see the official security advisory. Usage...