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Microsoft on Tuesday launched software program updates to repair not less than 70 vulnerabilities in Windows and associated merchandise, together with 5 zero-day flaws which can be already seeing lively exploitation. Adding to the sense of urgency with this month’s patch batch from Redmond are fixes for 2 different weaknesses that now have public proof-of-concept exploits accessible.
Microsoft and a number of other safety companies have disclosed that attackers are exploiting a pair of bugs within the Windows Common Log File System (CLFS) driver that enable attackers to raise their privileges on a susceptible gadget. The Windows CLFS is a important Windows element liable for logging providers, and is extensively utilized by Windows system providers and third-party purposes for logging. Tracked as CVE-2025-32701 & CVE-2025-32706, these flaws are current in all supported variations of Windows 10 and 11, in addition to their server variations.
Kev Breen, senior director of menace analysis at Immersive Labs, stated privilege escalation bugs assume an attacker already has preliminary entry to a compromised host, usually by means of a phishing assault or through the use of stolen credentials. But if that entry already exists, Breen stated, attackers can acquire entry to the rather more highly effective Windows SYSTEM account, which might disable safety tooling and even acquire area administration degree permissions utilizing credential harvesting instruments.
“The patch notes don’t provide technical details on how this is being exploited, and no Indicators of Compromise (IOCs) are shared, meaning the only mitigation security teams have is to apply these patches immediately,” he stated. “The average time from public disclosure to exploitation at scale is less than five days, with threat actors, ransomware groups, and affiliates quick to leverage these vulnerabilities.”
Two different zero-days patched by Microsoft right this moment additionally had been elevation of privilege flaws: CVE-2025-32709, which considerations afd.sys, the Windows Ancillary Function Driver that permits Windows purposes to hook up with the Internet; and CVE-2025-30400, a weak point within the Desktop Window Manager (DWM) library for Windows. As Adam Barnett at Rapid7 notes, tomorrow marks the one-year anniversary of CVE-2024-30051, a earlier zero-day elevation of privilege vulnerability on this identical DWM element.
The fifth zero-day patched right this moment is CVE-2025-30397, a flaw within the Microsoft Scripting Engine, a key element utilized by Internet Explorer and Internet Explorer mode in Microsoft Edge.
Chris Goettl at Ivanti factors out that the Windows 11 and Server 2025 updates embody some new AI options that carry a number of baggage and weigh in at round 4 gigabytes. Said baggage contains new synthetic intelligence (AI) capabilities, together with the controversial Recall function, which consistently takes screenshots of what customers are doing on Windows CoPilot-enabled computer systems.
Microsoft went again to the drafting board on Recall after a fountain of adverse suggestions from safety specialists, who warned it might current a lovely goal and a possible gold mine for attackers. Microsoft seems to have made some efforts to stop Recall from scooping up delicate monetary info, however privateness and safety considerations nonetheless linger. Former Microsoftie Kevin Beaumont has a superb teardown on Microsoft’s updates to Recall.
In any case, windowslatest.com experiences that Windows 11 model 24H2 exhibits up prepared for downloads, even in the event you don’t need it.
“It will now show up for ‘download and install’ automatically if you go to Settings > Windows Update and click Check for updates, but only when your device does not have a compatibility hold,” the publication reported. “Even if you don’t check for updates, Windows 11 24H2 will automatically download at some point.”
Apple customers seemingly have their very own patching to do. On May 12 Apple launched safety updates to repair not less than 30 vulnerabilities in iOS and iPadOS (the up to date model is eighteen.5). TechCrunch writes that iOS 18.5 additionally expands emergency satellite tv for pc capabilities to iPhone 13 house owners for the primary time (beforehand it was solely accessible on iPhone 14 or later).
Apple additionally launched updates for macOS Sequoia, macOS Sonoma, macOS Ventura, WatchOS, tvOS and visionOS. Apple stated there is no such thing as a indication of lively exploitation for any of the vulnerabilities mounted this month.
As at all times, please again up your gadget and/or necessary knowledge earlier than making an attempt any updates. And please be at liberty to pontificate within the feedback in the event you run into any issues making use of any of those fixes.