viewstate-security-workshop

Viewstate Security Workshop This repository is for the Testing ASP.NET ViewState with YSoNet YSoSerial.NET workshop. Recommended Reading: Exploiting Deserialisation in ASP.NET via ViewState Recommended Tools For Solving The Labs when lab has been setup: https://github.com/irsdl/crapsecrets...

CVE-2020-0688

CVE-2020-0688 A remote code execution vulnerability exists in Microsoft Exchange Server when the server fails to properly create unique keys at install time. Knowledge of a the validation key allows an authenticated user with a mailbox to pass arbitrary objects to be deserialized by the web...

CVE-2025-30406

CVE-2025-30406 ViewState Exploit PoC Overview This is a Proof-of-Concept PoC script demonstrating a ViewState deserialization exploit for CVE-2025-30406 in ASP.NET applications. It uses ysoserial to generate a malicious ViewState payload and sends it to a user-specified URL to execute a provided...

PSForgot2kEyXCHANGE

PSForgot2kEyXCHANGE PoC for Forgot2kEyXCHANGE CVE-2020-0688 written in PowerShell Usage This PoC requires a valid Username and Password. This PoC uses ysoserial.net to create the new ViewState which contains the command you specified on the -Command param. If you don't already have this installed...

CVE-2025-53770-Checker

CVE-2025-53770-Checker Checks if an on-premises SharePoint server is vulnerable to CVE-2025-53770 Non-intrusive detector of the CVE-2025-53770 vulnerability in SharePoint Server Development: Division81 ethical hacking team of Grupo Oruss Technical Description CVE-2025-53770 is a critical .NET...

CVE-2025-53690-Analysis

CVE-2025-53690: Sitecore ViewState Deserialization Vulnerability Analysis Overview CVE-2025-53690 is a critical ViewState deserialization vulnerability discovered in the Sitecore product suite, allowing remote code execution by exploiting exposed ASP.NET machine keys. Basic Information CVE ID :...

CVE-2020-0618

CVE-2020-0618 RCE in SQL Server Reporting Services CVE-2020-0618 Vulnerability Verification POC The following HTTP request can be sent to the server to exploit the application: root@kitploit: POST /ReportServer/pages/ReportViewer.aspx HTTP/1.1 Host: target Content-Type:...

CVE-2025-53770-Exploit

CVE-2025-53770-Exploit First, get the VIEWSTATEGENERATOR, VALIDATIONKEY, VALIDATIONALG value from the target SharePoint page: root@kitploit: curl -s https://target.com/layouts/15/start.aspx | grep -oP 'VIEWSTATEGENERATOR" value="\K^"+' curl https://target.com/layouts/15/spinstall0.aspx Then, crea...

Toolshell_CVE-2025-53770

ToolShell → CVE‑2025‑53770 Exploit PoC This package allows: 1. Upload webshell to SharePoint 2. Extract ValidationKey 3. Generate signed ViewState 4. RCE via reverse/bind shell 🔧 Setup root@kitploit: git clone cd toolshell-exploit pip3 install -r requirements.txt 🤖 Running Upload the webshell Fro...

CVE-2025-30406

Part1: Exploit root@kitploit: λ CVE-2025-30406.exe rce.txt...

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-Scanner

CVE-2025-53770 Scanner by DanSec A simple, effective reconnaissance tool to identify potential exposure to the critical SharePoint vulnerability CVE-2025-53770. !Warning This tool is intended for authorised testing purposes only. The author DanSec takes no responsibility for misuse or damage caus...

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...

cve-2020-0688

cve-2020-0688 cve-2020-0688 Login with a user with an email address privliage is nothing to worry about. Grab - VIEWSTATEGENERATOR from page source Grab - the value of ASP.NETSessionId cookie for viewstateuserkey value Download YSO Here root@kitploit: ysoserial.exe -p ViewState -g...

AspDotNetWrapper-Edited-

AspDotNetWrapper for test machine keys viewstate in ASP.NET download clone and unzip file in windows Used root@kitploit: AspDotNetWrapper.exe --keypath MachineKeys.txt --encrypteddata --decrypt --purpose=viewstate --modifier= --macdecode replace the to viewstate= parameter value in the source...

CVE-2025-53770-Scanner

🛡️ CVE-2025-53770 SharePoint Vulnerability Scanner A Python-based tool to detect vulnerable Microsoft SharePoint instances affected by CVE-2025-53770 , an insecure deserialization vulnerability triggered via the ToolPane.aspx endpoint. The scanner sends a crafted, compressed ViewState payload to...

CVE-2026-26335-Calero-VeraSMART-RCE

👤 Author Mohammed Idrees Banyamer Security Researcher GitHub: https://github.com/mbanyamer Instagram: https://instagram.com/banyamersecurity CVE-2026-26335 - Calero VeraSMART ViewState RCE Exploit 📌 Description...

CVE-2020-0688

CVE-2020-0688 Microsoft Exchange Server Fixed Cryptographic Key Remote Code Execution RCE Instead of having randomly-generated keys on a per-installation basis, all installations of Microsoft Exchange Server have the same validationKey and decryptionKey values in web.config. Thus, an authenticate...

CVE-2025-53770-Scanner

🛡️ Scanner de Vulnerabilidade CVE-2025-53770 no SharePoint Uma ferramenta baseada em Python para detectar instâncias vulneráveis do Microsoft SharePoint afetadas por CVE-2025-53770 , uma vulnerabilidade de desserialização insegura acionada através do endpoint ToolPane.aspx. O scanner envia um...

EUVD-2026-39777

Zed Attack Proxy ZAP ViewState add-on before version 4 contains an insecure deserialization vulnerability that allows attackers who control a proxied web server to achieve arbitrary code execution by embedding a malicious serialized Java object in the javax.faces.ViewState HTTP response parameter...