[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.
[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.
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[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 And Microsoft removes two outdated GPO settings for OneDrive.MS365 apps prompt to back up to OneDrive; Two GPOs for OneDrive are removed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.
Quick reminder or information for users or administrators of VMware by Broadcom vCenter installations. As of today, April 23, 2025, a change in vCenter updates will come into effect, so that updates can only be downloaded and installed with update tokens.
[German]Microsoft has released optional cumulative (preview) updates for Windows 10 22H2 (KB5055612) and Windows 11 22H2-23H2 (KB5055629) on April 22, 2025. Addendum: The optional cumulative (preview) update for Windows 11 23H2 (KB5055627) was released on April 25, 2025. These updates contain fixes that can be tested and are then generally rolled out as fixes in the following month. It should be noted that preview updates must be manually initiated for download and installation by default (although Windows 11 22H2 and later contains options for automatic installation).
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MVP:
2013 – 2016
WIMVP:
2017 – 2020
