ZackAttack

===== ZackAttack! - Realying NTLM Like Nobody's Business ======= WTF Is This? tl;dr version - ZackAttack! is a new Tool Set to do NTLM Authentication relaying unlike any other tool currently out there. = So how is ZackAttack! different / better? Compared to other tools... Supports NTLMv2 : Brings...

poc_proxylogon

pocproxylogon Microsoft Exchange ProxyLogon PoC CVE-2021-26855 This is script was originaly made by celesian to exploit this CVE. Then i updated it to exploit an exchange server vulnerable to SSRF but it got a Shell exploiting the EWS feature, because a client company patched it's exchange server...

NtlmRelayToEWS

ntlmRelayToEWS Autor: Arno0x0x - @Arno0x0x ntlmRelayToEWS es una herramienta para realizar ataques de retransmisión NTLM en Exchange Web Services EWS. Inicia un SMBListener en el puerto 445 y un HTTPListener en el puerto 80, esperando la conexión entrante de la víctima. Una vez que la víctima se...

EUVD-2026-58074

In Zimbra Collaboration ZCS before 10.1.17, a Cross-Site Request Forgery CSRF vulnerability exists in the Exchange Web Services EWS endpoint of Zimbra Collaboration ZCS due to insufficient validation of request content types. An attacker can exploit this vulnerability by causing an authenticated...

Email item data export from EWS failed

Challenge Exchange Online backup jobs in Veeam Backup for Microsoft 365 and Veeam Data Cloud for Microsoft 365 may fail to process mailboxes, returning one of the following errors: Processing mailbox failed with error: Email item data export from EWS failed item IDs: .... The operation has timed...

CVE-2026-33371

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

Support Statement — Exchange Web Services (EWS) Deprecation

Challenge Microsoft has announced the deprecation of Exchange Web Services EWS in Exchange Online, with the initial phase-out target of October 1, 2026. Veeam Backup for Microsoft 365 and Veeam Data Cloud for Microsoft 365 currently leverage EWS for Exchange Online backup functionality. Note: Thi...

EUVD-2026-13696

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

CVE-2026-33371

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

CVE-2026-33371

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

CVE-2026-33371

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

CVE-2026-33371

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

CVE-2026-33371

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

PT-2026-26615

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

Zimbra Collaboration 安全漏洞

Zimbra Collaboration is an open-source enterprise-level email and collaboration platform developed by Zimbra Corporation. It supports email, calendar, document management, and team collaboration features. Versions 10.0 and 10.1 of Zimbra Collaboration contain security vulnerabilities. These...

CVE-2026-33371

CVE-2026-33371 affects Zimbra Collaboration (ZCS) 10.0 and 10.1. The issue is an XML External Entity (XXE) vulnerability in the Zimbra Exchange Web Services (EWS) SOAP interface caused by improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by a ...

MiracleLinux 4 : evolution-data-server-2.32.3-18.AXS4 (AXSA:2014-352:01)

The remote MiracleLinux 4 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2014-352:01 advisory. The evolution-data-server package provides a unified backend for programs that work with contacts, tasks, and calendar information. It was originally develope...

PrivExchange

This is a proof-of-concept PoC tool for abusing Microsoft Exchange to obtain Domain Admin privileges. The tool, named PrivExchange, requires the Impacket library and can be used to subscribe to push notifications on Exchange Web Services, which will make Exchange connect back to the attacker and...

New PowerExchange Backdoor Used in Iranian Cyber Attack on UAE Government

An unnamed government entity associated with the United Arab Emirates U.A.E. was targeted by a likely Iranian threat actor to breach the victim's Microsoft Exchange Server with a "simple yet effective" backdoor dubbed PowerExchange. According to a new report from Fortinet FortiGuard Labs, the...

New PowerExchange Backdoor Used in Iranian Cyber Attack on UAE Government

An unnamed government entity associated with the United Arab Emirates U.A.E. was targeted by a likely Iranian threat actor to breach the victim's Microsoft Exchange Server with a "simple yet effective" backdoor dubbed PowerExchange. According to a new report from Fortinet FortiGuard Labs, the...