Microsoft has released the optional cumulative (preview) update KB5055627 for Windows 11 24H2 on April 25, 2025. I have added some information about this update in the blog post Windows 10/11: Preview Updates April 22 and 25, 2025.
[German]A brief note for readers who use the ScreenConnect product from Connect Wise. The provider has issued a warning that an important security update is available for this product. Users and administrators, that are using the on-premises version of this product, should install the update as soon as possible.
[German]A small note from the "world of web browsers". There is a discussion in the Chromium bug tracker about angle brackets ("<" and ">"), which can occur as characters in HTML attributes or innerHTML elements. Escape handling is now to be introduced to prevent mXSS attacks. However, this could "break" the Chromium browsers (and other browsers).
[German]Security provider Check Point Research has published its ransomware report for the first quarter of 2025. In its latest State of Ransomware report, the security researchers at Check Point Research (CPR) report that the first quarter of 2025 saw a new high in the number of ransomware attacks reported by hackers.
[German]Once again, there has been a serious "rattle". Microsoft Defender XDR has incorrectly classified Adobe Acrobat Cloud links as "malicious". As a result, thousands of Adobe users suddenly had more than 1,700 sensitive documents checked on the AnyRun online platform. The documents uploaded to AnyRun by Freeplan users were subsequently made public. This is particularly good for sensitive documents when they become public.
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[German]Question for the Microsoft 365 administrators and users among our readers: Are there more sign-in problems with Outlook login or access today?
[German]Users of Windows 11 24H2 and Windows Server 2025 have been plagued by problems with remote desktop connections for months. Microsoft has now announced that it has at least fixed the freezing of remote desktop connections as a result of the February 2025 security update for these operating systems.
[German]A bug in Windows Server 2025 known since October 2024, which led to Blue Screens, hanging systems or extremely slow restarts in certain constellations, was confirmed by Microsoft, and has been fixed in November 2024. But Microsoft has documented this fix "a bit later", on April 22, 2025.
[German]I'll pull out two topics separately that became known about Microsoft OneDrive a few days ago. Microsoft is rolling out an update that causes the Office applications from Microsoft 365 to prompt users to back up files to OneDrive (known since March 2025, the rollout was postponed by one month). And Microsoft removes two outdated GPO settings for OneDrive.MS365 apps prompt to back up to OneDrive; Two GPOs for OneDrive are removed
[German]On April 8/9, 2025, Microsoft rolled out numerous security updates for the supported Windows versions, which were also intended to close the symlink vulnerability CVE-2025-21204. This made waves due to the Inetpub folder being patched on all Windows systems. It is now known that the security updates have opened up a new vulnerability. Every local user can permanently prevent the update installation.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
