WSUS Patch Breaks Hotpatching, Causing Issues for Enterprises

Microsoft's recent WSUS patch has inadvertently broken hotpatching functionality, leading to significant challenges for enterprise IT environments. Hotpatching, a critical feature that allows for live updates without system reboots, is now disrupted, causing delays and operational inefficiencies. This issue affects organizations relying heavily on WSUS for patch management, highlighting the importance of thorough testing before patch deployment. Enterprises are urged to review their update strategies and monitor Microsoft's forthcoming fixes closely. The disruption underscores the delicate balance between security patching and system stability in complex IT infrastructures. Staying informed and prepared is essential for cybersecurity teams to mitigate risks associated with such patching problems.

This Cyber News was published on cybersecuritynews.com. Publication date: Mon, 03 Nov 2025 17:20:23 +0000

Cyber News related to WSUS Patch Breaks Hotpatching, Causing Issues for Enterprises

Microsoft patch for WSUS flaw disabled Windows Server hotpatching - Microsoft recently released a patch to address a critical flaw in Windows Server Update Services (WSUS). However, this patch inadvertently disabled the hotpatching feature on Windows Server, causing operational challenges for system administrators. ...
1 week ago Bleepingcomputer.com

Microsoft: Windows Server hotpatching to require subscription - Microsoft has announced that it will soon introduce paid subscriptions for Windows Server 2025 hotpatching, a service that enables admins to install security updates without restarting. Hotpatching has been available since February 2022 for Windows ...
6 months ago Bleepingcomputer.com

WSUS Patch Breaks Hotpatching, Causing Issues for Enterprises - Microsoft's recent WSUS patch has inadvertently broken hotpatching functionality, leading to significant challenges for enterprise IT environments. Hotpatching, a critical feature that allows for live updates without system reboots, is now disrupted, ...
1 week ago Cybersecuritynews.com

Microsoft confirms Windows Server Update Services (WSUS) sync is broken - "Devices trying to synchronize updates from Microsoft Updates using Windows Server for Update Services (WSUS) might fail to complete the synchronization process. Microsoft has confirmed a widespread issue in Windows Server Update Services (WSUS) that ...
4 months ago Bleepingcomputer.com

Windows Server 2025 Hotpatching Service to be Rolled Out From July 1st, 2025 - “With hotpatching, you will still need to restart your Windows Servers about four times yearly for baseline updates, but hotpatching can save significant time and ease the inconvenience of a traditional ‘patch Tuesday,'” Microsoft ...
6 months ago Cybersecuritynews.com

PoC WSUS RCE Vulnerability - A critical Remote Code Execution (RCE) vulnerability has been discovered in Microsoft's Windows Server Update Services (WSUS). This flaw allows attackers to execute arbitrary code on affected systems, potentially leading to full system compromise. ...
3 weeks ago Cybersecuritynews.com CVE-2024-27512

15 Best Patch Management Tools - 2025 - What is Good?What Could Be Better?Comprehensive patch management for various operating systems, applications, and third-party software.It is complex for new users and requires time and training to utilize its functionalities fully.Advanced analytics ...
8 months ago Cybersecuritynews.com

CISA Issues Warning on WSUS Vulnerability Exploited by Threat Actors - The Cybersecurity and Infrastructure Security Agency (CISA) has issued a critical warning regarding a newly discovered vulnerability in Windows Server Update Services (WSUS). This vulnerability has been actively exploited by threat actors to gain ...
1 week ago Cybersecuritynews.com CVE-2024-27512 UNC2447

Microsoft delays WSUS driver sync deprecation indefinitely - One month later, Microsoft reminded admins to prepare for WSUS driver sync deprecation, encouraging them to adopt cloud-based solutions for client and server updates, like Windows Autopatch, Microsoft Intune, and Azure Update Manager. Introduced ...
7 months ago Bleepingcomputer.com

Actively Exploited WSUS Bug Added to CISA Known Exploited Vulnerabilities Catalog - A critical vulnerability in Microsoft's Windows Server Update Services (WSUS) has been actively exploited in the wild, prompting the Cybersecurity and Infrastructure Security Agency (CISA) to add it to its Known Exploited Vulnerabilities Catalog. ...
2 weeks ago Infosecurity-magazine.com CVE-2024-27512

WSUS vulnerability: CISA issues late Friday warning - Microsoft's Windows Server Update Services (WSUS) has a critical vulnerability that has prompted a late Friday warning from the Cybersecurity and Infrastructure Security Agency (CISA). This vulnerability could allow attackers to execute remote code, ...
2 weeks ago Therecord.media CVE-2024-27512

Microsoft releases Windows Server emergency updates for critical WSUS RCE flaw - Microsoft has released emergency security updates to address a critical remote code execution (RCE) vulnerability in Windows Server Update Services (WSUS). This flaw allows attackers to execute arbitrary code on affected systems, potentially leading ...
2 weeks ago Bleepingcomputer.com CVE-2024-27512

Hackers Exploit TCP Port WSUS Vulnerability to Launch Attacks - A critical vulnerability in the Windows Server Update Services (WSUS) TCP port has been exploited by hackers, posing significant risks to enterprise networks worldwide. This security flaw allows attackers to gain unauthorized access, potentially ...
1 week ago Cybersecuritynews.com CVE-2024-XYZ Unknown

CISA orders federal agencies to patch Windows Server WSUS flaw exploited in attacks - The Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent directive to all federal agencies to patch a critical vulnerability in Windows Server Update Services (WSUS). This flaw has been actively exploited by threat actors, ...
2 weeks ago Bleepingcomputer.com CVE-2024-27512

Hackers now exploiting critical Windows Server WSUS flaw in attacks - A critical vulnerability in Windows Server Update Services (WSUS) is now actively exploited by hackers, posing significant risks to enterprise environments. This flaw allows attackers to execute remote code on affected systems, potentially leading to ...
2 weeks ago Bleepingcomputer.com CVE-2024-27512

Action1 vs Microsoft WSUS: A better approach to modern patch management - In today's cybersecurity landscape, effective patch management is crucial for maintaining robust security postures. This article compares Action1 and Microsoft WSUS, two prominent patch management solutions, highlighting their features, benefits, and ...
2 months ago Bleepingcomputer.com

Omdia: Standalone Security Products Outsell Cybersecurity Platforms - In its many briefings with cybersecurity vendors, one of the most consistent themes Omdia hears is why enterprises need cybersecurity platforms. Instead, vendors claim, enterprises could get better outcomes if they give up their multitude of ...
1 year ago Darkreading.com

How Patch Management Software Solves the Update Problem - I've never met an IT leader who doesn't know how important patch management is. At Heimdal, we believe patch management software provides the solution to this problem. Patch management software is a technology that allows businesses to automate the ...
1 year ago Heimdalsecurity.com

Microsoft reminds admins to prepare for WSUS driver sync deprecation - Introduced as Software Update Services (SUS) in 2005, almost two decades ago, WSUS enables IT admins to manage and distribute updates for Microsoft products across enterprise networks with large numbers of Windows devices from a single server instead ...
8 months ago Bleepingcomputer.com

Hackers Exploiting Microsoft WSUS Vulnerability to Deploy Malware - Recent reports have revealed that hackers are actively exploiting a critical vulnerability in Microsoft Windows Server Update Services (WSUS) to deploy malware and gain unauthorized access to corporate networks. This vulnerability, identified as ...
2 weeks ago Cybersecuritynews.com CVE-2023-35078 Unnamed APT Group

WSUS Vulnerability Actively Exploited: What You Need to Know - A critical vulnerability in Microsoft's Windows Server Update Services (WSUS) is currently being actively exploited by threat actors. This flaw allows attackers to execute arbitrary code on affected systems, potentially leading to full system ...
1 week ago Cybersecuritynews.com CVE-2024-12345

How to conduct security patch validation and verification - Validation and verification are important steps in the security patch management lifecycle. They help to determine the impact of a patch on the security and efficiency of an organization's IT assets. Patch validation is the process of examining newly ...
1 year ago Techtarget.com

Microsoft adds hotpatching support to Windows 11 Enterprise - If all prerequisites are met to receive hotpatch updates, you can enable or disable them by going to Devices > 'Windows updates'> 'Create Windows quality update policy' in the Microsoft Intune admin center to create a Windows quality update ...
7 months ago Bleepingcomputer.com

WSUS RCE Vulnerability: Critical Security Flaw in Windows Server Update Services - A critical Remote Code Execution (RCE) vulnerability has been discovered in Microsoft's Windows Server Update Services (WSUS), posing significant risks to enterprise environments. This flaw allows attackers to execute arbitrary code on affected ...
2 weeks ago Cybersecuritynews.com CVE-2024-27512

Key software patch testing best practices - To ensure a predictable rollout when a patch is deployed across your network, it is important to test it first in a nonproduction environment. Companies install software and firmware patches to fix bugs, remove vulnerabilities and add new features, ...
1 year ago Techtarget.com