patch-CVE-2026-15502

Patch: CVE-2026-15502 Vulnerability Details CVE : CVE-2026-15502 Product : Microsoft Exchange Server Description : SSRF leading to RCE Severity : Critical Patch Status: IN-REVIEW...

Exch-CVE-2021-26855_Priv

Exch-CVE-2021-26855 ProxyLogon is the formally generic name for CVE-2021-26855, a vulnerability on Microsoft Exchange Server that allows an attacker bypassing the authentication and impersonating as the admin. We have also chained this bug with another post-auth arbitrary-file-write vulnerability...

KLA91270 Multiple vulnerabilities in Microsoft Server Software

Multiple vulnerabilities were found in Microsoft Server Software. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, gain privileges, obtain sensitive information, perform cross-site scripting attack, spoof user...

PT-2026-87193

🚨 On-prem Exchange has another “please patch immediately” moment: CVE-2026-55007 lets unauthenticated attackers execute code remotely. Double-free memory bugs: free once, panic twice. https://t.co/0McWeFeyWd MicrosoftSecurity Msrc Cve202655007 https://t.co/4SZ9ynrPay...

Microsoft Exchange Server (September 2026)

The Microsoft Exchange Server installed on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Double free in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network. CVE-2026-55007 - External control of file name...

CVE-2026-62911

CVE-2026-62911 Pre-auth RCE on Microsoft Exchange Server. No credentials needed. Orange Tsai DEVCORE used this at Pwn2Own Berlin 2026 as part of a 3-bug chain. $200,000 prize, full SYSTEM takeover. What it does Exchange exposes MailboxReplicationProxyService MRSProxy on two paths. One of them sit...

CVE-2020-0688

CVE-2020-0688 Scanner This is a little dirty Script to Check for vulnerables Exchange Servers by CVE-2020-0688 It's written ugly and in PHP. Caution: It only checks if you have the actual CU update installed. That doesn't mean that you have installed the bugfix patch! Requirements You need php-cl...

http-vuln-CVE-2022-41082

UPDATED VERSION ALLOWS FOR HTTPS CHECK AS WELL exchange-vuln-check.nse FOR HTTP: nmap -p80 --script exchange-vuln-check.nse FOR HTTPS: nmap -p443 --script exchange-vuln-check.nse SAVE RESULTS IN A FILE nmap -p80 --script exchange-vuln-check.nse -oN results.txt http-vuln-CVE-2022-41082 Microsoft...

CVE-2021-41349

¡Exploit CVE-2021-41349! ¡Exploit de la Vulnerabilidad de Suplantación en Microsoft Exchange Server! ¡Pasos para Reproducir! 1. Realiza una solicitud HTTP como esta y captúrala con Burp 2. Crea un PoC CSRF de esa solicitud y guarda la salida HTML en un archivo 3. Abre la salida guardada en un...

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-2021-26855-SSRF-Exchange

CVE-2021-26855-SSRF-Exchange CVE-2021-26855 SSRF Exchange Server Shodan https://beta.shodan.io/search?query=http.component%3A%22outlook+web+app%22 https://beta.shodan.io/search?query=http.html%3A%22%2Fowa%22 Fofa https://fofa.so/result?q=title%3D%22Outlook+Web+App%22...

CVE-2021-26855-d

Basic usage:python owamails.py -u -l -p optional arguments: root@kitploit: -h, --help show this help message and exit -u URL, --url URL Url, provide schema and not final / eg https://example.org -l LIST, --list LIST Users mailbox list -p PATH, --path PATH Path to write emails in xml format -f FQD...

ProxyLogon-CVE-2021-26855

ProxyLogon-CVE-2021-26855 RCE exploit for ProxyLogon vulnerability in Microsoft Exchange Working with Python 3.9 Usage: python proxylogonrce.py target email command Example: python proxylogonrce.py 192.168.227.137 [email protected] whoami All credits go to DEVCORE, based on...

CVE-2023-21707

CVE-2023-21707 Exchange deserialization payload generation root@kitploit: .\ConsoleApp1.exe "calc"...

CVE-2025-53786

CVE-2025-53786 Exploit This project provides a proof-of-concept PoC exploit targeting a critical vulnerability in Microsoft Exchange Server hybrid deployments, identified as CVE-2025-53786. This vulnerability allows an attacker with administrative access to an on-premises Exchange server to...

CVE-2020-0688

CVE-2020-0688 CVE-2020-0688Microsoft Exchange default MachineKeySection deserialize vulnerability Installation Instruction: Download using git Requires git: git clone https://github.com/7heKnight/CVE-2020-0688 Download Zip File: https://github.com/7heKnight/CVE-2020-0688/archive/refs/heads/main.z...

conti-ransomware-writeup

Conti Ransomware Write Up Overview This repository contains my full investigation and technical write‑up of a Conti ransomware compromise targeting a Microsoft Exchange server. The analysis was conducted using Splunk 8.2.2 , reviewing 28,145 events across Windows Security, Sysmon, and IIS log...

CVE-2020-0688

CVE-2020-0688 CVE-2020-0688: Remote Code Execution on Microsoft Exchange Server Through Fixed Cryptographic Keys How to run ysonet.exe: download from here Run HTTP server: root@kitploit: python3 -m http.server 8000 Change targeturl and your IP address in pwsh command. Install all python...

0dayex-checker

0dayex-checker Zeroday Microsoft Exchange Server checker Virtual Patching checker...

ProxyNotShell-PoC

Working PoC for CVE-2022-41040 and CVE-2022-41082 A.K.A ProxyNotShell Requirement: pip install requestsntlm2 requests Usage: root@kitploit: python pocaug3.py Creds: ProxyShell PoC script from: https://blog.viettelcybersecurity.com/pwn2own-2021-microsoft-exchange-exploit-chain/ Gtsc's blog post...