Urgent: What we know (and don’t) about CVE‑2025‑50177 — a reported MSMQ use‑after‑free RCE
Author: [Your Name], Windows Forum security desk
Date: August 12, 2025
Executive summary
A Microsoft Security Response Center (MSRC) entry (vulnerability page for CVE‑2025‑50177) is being cited as...
Unwelcome news for Windows administrators and IT pros: a new vulnerability—CVE-2025-26641—has emerged, targeting Microsoft Message Queuing (MSMQ) by exploiting uncontrolled resource consumption in Windows Cryptographic Services. In simple terms, a clever attacker can send specially crafted...
In the ever-volatile world of cybersecurity, another vulnerability has emerged that Windows administrators and IT professionals should immediately be aware of: Microsoft has disclosed CVE-2025-21290, a Denial-of-Service (DoS) vulnerability affecting Microsoft Message Queuing (MSMQ). Let’s dive...
A fresh cybersecurity bulletin has dropped from the Microsoft Security Response Center (MSRC), and it's sparking discussions among system administrators and IT professionals alike. If you're handling Microsoft servers or are knee-deep in corporate networks, this one's for you. The vulnerability...
Brace yourselves, Windows enthusiasts and IT pros! Microsoft has rolled out significant news regarding a recently disclosed security vulnerability, identified as CVE-2025-21251, affecting the rather niche, yet critical Microsoft Message Queuing (MSMQ) service. Let's dive deep into this issue...
On December 10, 2024, Microsoft published critical information regarding a newly identified vulnerability designated as CVE-2024-49096. This vulnerability affects Microsoft Message Queuing (MSMQ), a robust message queuing platform that enables applications running in separate servers to...
Severity Rating: Important
Revision Note: V1.0 (October 14, 2014): Bulletin published.
Summary: This security update resolves a publicly disclosed vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker sends a specially crafted input/output...
Severity Rating: Important
Revision Note: V1.0 (October 14, 2014): Bulletin published.
Summary: This security update resolves a publicly disclosed vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker sends a specially crafted input/output...
Fixes an issue that occurs when you use a Direct=TCP format to send messages to queues on many Message Queuing clients in Windows 7 or in Windows Server 2008 R2.
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Fixes an issue in which you receive Stop error messages when messages are not received by applications in Windows 7 or in Windows Server 2008 R2. This issue occurs after Message Queuing moves the messages to a dead-letter queue.
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Fixes an issue that occurs when you use a Direct=TCP format to send messages to queues on many Message Queuing clients in Windows 7 or in Windows Server 2008 R2.
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Fixes an issue in which the MSMQ service might not send or receive Message Queuing (MSMQ) messages after you restart a computer that is running Windows 7, Windows Server 2008 R2, Windows Vista or Windows Server 2008.
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Fixes a high memory usage issue that occurs when you perform a remote transactional read on a Message Queuing 5.0 queue in Windows 7 or in Windows Server 2008 R2. This issue occurs after the queue is filled.
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Fixes an issue in which the MSMQ service might not send or receive Message Queuing (MSMQ) messages after you restart a computer that is running Windows 7 or Windows Server 2008 R2.
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Fixes an issue in which you cannot send or receive messages by using Message Queuing 4.0 or Message Queuing 5.0. This issue occurs on a computer that has multiple IP addresses.
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Fixes an issue in which an error occurs when you send messages from one instance of Message Queuing 4.0 to another instance of Message Queuing 4.0. This issue occurs on a Windows Server 2008-based computer that is in a failover cluster.
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