CVE-2026-50522

CVE-2026-50522 Poc : SharePoint Deserialization RCE SharePoint Server Unauthenticated Remote Code Execution via SecurityContextToken Cookie Deserialization Mass-scan exploit for CVE-2026-50522 targeting on-premises Microsoft SharePoint Server. Abuses insecure BinaryFormatter deserialization in th...

presentations

My presentations More things can be found in my personal site: https://sites.google.com/site/zhiniangpeng Exploiting preauth RCE and Sandbox escape vulnerabilities in EXSi, Typhooncon 2023 OLE object are still dangerous today — Exploiting Microsoft Office, POC 2023 Django-Simple-Captcha —...

CVE-2025-53770

CVE-2025-53770 SharePoint Description The deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an attacker to execute code remotely and compromise the system. Microsoft is aware of active exploitation and is preparing a comprehensive update. Ensure that mitigations...

CVE-2026-65660-Poc

MS SharePoint CVE-2026-65660 - Malicious Register Directive Code Injection Exploit Description This repository provides a production-ready exploit for CVE-2026-65660 Improper Control of Generation of Code, CWE-94 in Microsoft SharePoint Server. The vulnerability stems from unescaped quote injecti...

CVE-2025-53770

Divine Absolute - CVE-2025-53770 Exploit Tool Overview Divine Absolute is a sophisticated, wizard-driven Python exploit tool targeting CVE-2025-53770 , a critical CVSS 9.8 unauthenticated remote code execution RCE vulnerability in on-premises Microsoft SharePoint Server 2016, 2019, Subscription...

sharepoint-2026-poc

SharePoint /trust WS-Federation Deserialization: PoC & Detection Notes Live writeup GitHub Pages: https://sp-poc.wismansec.com/ HTML rendering of this document. Affected: SharePoint Server 2016, 2019, and Subscription Edition. Reconstruction of a SharePoint Server Subscription Edition intrusion i...

sharepoint-toolshell-cve-2025-53770

SharePoint "ToolShell" RCE Exploit CVE-2025-53770 Overview CVE-2025-53770 is a critical remote code execution RCE vulnerability affecting Microsoft SharePoint Server 2016, 2019, and Subscription Edition on-premises only, not SharePoint Online. Attackers can bypass authentication and achieve full...

POC-CVE-2026-56164-exploit

CVE-2026-56164 — Microsoft SharePoint Server Authentication Bypass Exploit Critical CVSS 9.8 — Unauthenticated Privilege Escalation to Farm Administrator in Microsoft SharePoint Server Table of Contents Overview Vulnerability Details Affected Versions Architecture Diagrams Project Structure...

LetsDefend--SOC-342-CVE-2025-53770-SharePoint-Exploit-ToolShell

LetsDefend--SOC-342-CVE-2025-53770-SharePoint-Exploit-ToolShell Introduction I went into a SharePoint zero-day called ToolShell CVE-2025-53770 in the LetsDefend lab. I mimicked a real-world zero-day attack where a malicious POST request bypassed auth, ran PowerShell to steal MachineKeySection key...

ToolShell-CVE-2025-53770-SharePoint-Exploit-Lab-LetsDefend

ToolShell-CVE-2025-53770-SharePoint-Exploit-Lab-LetsDefend TL;DR Yo, in this LetsDefend lab I dove into a SharePoint zero-day called ToolShell CVE-2025-53770. Basically, I mimicked a real-world attack where a malicious POST request bypassed auth, ran PowerShell to steal MachineKeySection keys,...

ZeroPoint

ZeroPoint.ps1 ⚠ A defensive PowerShell utility to detect and mitigate exploitation of the CVE-2025-53770 zero-day vulnerability in Microsoft SharePoint Server. 🔍 What it Does This PowerShell script is designed to: Detect compromise indicators, such as suspicious .aspx webshells Parse ULS logs to...

CVE-2023-29357-Check

CVE-2023-29357 Microsoft SharePoint Server Elevate Privilege Vulnerability This script will tell you if the target is vulnerable to CVE-2023-29357 Usage python3 script.py Disclaimer This script is for educational purposes only. Do not use it against targets without prior mutual consent. Reference...

CVE-2024-30043-XXE

CVE-2024-30043-XXE Credit The impact of the vulnerability is limited at present, but thanks to https://x.com/chudyPB for providing a clever bypass idea. https://x.com/chudyPB...

CVE-2025-49706-SharePoint-Spoofing-Vulnerability-Under-Active-Exploitation

🚨 CVE-2025-49706 – SharePoint Spoofing Vulnerability Under Active Exploitation By Aditya Bhatt – VAPT Specialist | Red Teamer 📌 TL;DR Microsoft SharePoint is under active threat. CVE‑2025‑49706, a spoofing vulnerability in SharePoint Server, has evolved from medium-severity to real-world...

CVE-2026-56164-EXP

Microsoft SharePoint Server Elevation of Privilege - CVE-2026-56164 Functional unauthenticated EOP exploit. Overview Missing authentication for critical function CWE-306 in SharePoint Server user profile and site collection endpoints. Allows remote attackers to escalate from anonymous to Site...

cve-2025-53770

CVE-2025-53770 SharePoint Deserialization RCE PoC Critical — Unauthenticated Remote Code Execution via unsafe deserialization in Microsoft SharePoint Server CVE-2025-53770 Description Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an attacker to execute code...

CVE-2025-53770

CVE-2025-53770 – Microsoft SharePoint Server 2019 Unauthenticated RCE via Deserialization Exploit Author: Agampreet Singh Tool: RedRoot https://github.com/Agampreet-Singh/RedRoot Date: August 7, 2025 Tested On: SharePoint Server 2019 v16.0.10383.20020 on Windows Server 2019 CVE-ID: CVE-2025-53770...

Blackash-CVE-2025-53770

🧠 CVE-2025-53770 : Critical SharePoint RCE Vulnerability Exploited via ViewState Forgery 📌 Vulnerability Overview Type : Remote Code Execution RCE CVSS Score : 9.8 Critical Component : Microsoft SharePoint Server on-prem Root Cause : Insecure deserialization of ViewState data using stolen ASP.NET...

CVE-2025-53770

CVE-2025-53770 SharePoint Deserialization RCE PoC Critical — Unauthenticated Remote Code Execution via unsafe deserialization in Microsoft SharePoint Server CVE-2025-53770 Description Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an attacker to execute code...

sharepoint-toolshell-micro-postmortem

Incident Micro-Postmortem — Microsoft SharePoint On-Prem “ToolShell” Campaign This kit triages the mid-2025 “ToolShell” zero-day campaign against on-premises Microsoft SharePoint Server; SharePoint Online is out of scope. It delivers end-to-end reproducible hunts, comms, and figures without relyi...