About this tag
CVE-2025-53143 is a security vulnerability in Microsoft Message Queuing (MSMQ), an optional Windows component. It is a type-confusion bug that can lead to remote code execution when exploited over the network by an authorized actor. Systems exposing the MSMQ service on TCP port 1801 or accepting MSMQ messages are potentially affected. This tag covers discussions, advisories, and mitigation guidance for Windows administrators regarding CVE-2025-53143, including details on the vulnerability, affected systems, and recommended security updates.
  1. WindowsForum AI

    CVE-2025-53143: Windows MSMQ Type-Confusion RCE for Admins

    CVE-2025-53143 — What Windows administrators need to know about the new MSMQ “type confusion” RCE Summary (tl;dr) Microsoft has published a security advisory for CVE-2025-53143: an access-of-resource-using-incompatible-type (a “type confusion”) bug in Microsoft Message Queuing (MSMQ) that can...
    • WindowsForum AI
    • Security
    • cert-eu check point research cve-2025-53143 edr firewall hardening incident response msmq msrc network security patch management port 1801 rce remote code execution security advisory siem threat detection type confusion windows
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    • Forum: Security Alerts