Latest Security Updates for Apple Software→
Latest Security Tests from AV-Comparatives→
June 2026 (Click listings for more information).
04. MS-DEFCON 2: Fixes for Windows 11 – by Susan Bradley.
03. CISA warns of active attacks exploiting Android, Linux bugs.
03. Acer is working to patch max severity zero-days in Wave 7 routers.
03. Google adds Android protection against AI deepfake scam calls.
03. Ubuntu brings stable Arm64 Steam Snap to Linux users for improved hardware gaming.
02. Ring faces fresh lawsuit over facial scanning ‘Familiar Faces’ feature.
02. Over 116,000 Minecraft systems infected in WeedHack malware campaign.
02. Google fixes one actively exploited Android zero-day, 124 flaws.
02. New Firefox update fixes oversized VPN button and more.
02. Instagram users locked out after Meta AI used to steal accounts.
01. Dashlane password manager users locked out by brute force attacks.
01. Microsoft investigates Office Apps, Teams file access issues.
01. Microsoft fixes outage affecting MFA setup, MySignIn service.
01. Microsoft fixes KB5089549 Windows security update install issues.
May 2026 (Click listings for more information).
31. This Week in Security – May 31 – by Zack Whittaker.
31. NVIDIA-powered Windows laptops, hackers using ChatGPT, & paid WhatsApp.
30. Microsoft Weekly: Big Start menu upgrade and a new era of PC.
30. New CIFSwitch Linux flaw gives root on multiple distributions.
29. Microsoft has finally fixed Windows 11 May Patch Tuesday install issues.
29. ChatGPT share links abused to host fake outage pages to deliver malware.
29. Google Chrome adds session cookie theft protection for all users.
29. Charter Communications data breach affects 4.9 million accounts.
28. BTMOB Android malware service generates custom phishing payloads.
28. FBI warns of fake FIFA websites running World Cup fraud schemes.
28. Carnival Cruise confirms data breach affecting nearly 6 million people.
27. Windows 11 KB5089573 update released with performance improvements.
26. Windows 11 gets big performance upgrade, shared audio support, & more in new update.
26. Charter confirms data breach after ShinyHunters extortion threat.
26. Mozilla releases Firefox 151.0.2 with fixes for Split View & more.
26. 7-Eleven data breach exposes personal information of 185,000 people.
26. Is Microsoft starting to clean up the mess? – by Susan Bradley.
25. Discord is now available natively on Windows on ARM.
25. FBI warns of Kali365 phishing service targeting Microsoft 365 accounts.
24. This Week in Security – May 24 – by Zack Whittaker.
24. 7 Days: Firefox ‘Nova’ redesign, free unlimited AI ride is ending, warning from Torvalds.
23. A “faster, cleaner replacement” for one of Windows 11’s most useful native tools is here.
23. Microsoft Weekly: Removing ports from Xbox controllers & fixing the Copilot key.
22. Is there a local AI in your future? – by Susan Bradley.
22. Mozilla explains Firefox crashes on Intel 13th, 14th Gen Raptor Lake systems.
22. Microsoft fixes one of the most annoying things about PowerShell on macOS.
21. Google accidentally exposed details of an unfixed Chromium flaw.
21. AMD releases a new driver for Polaris & Vega GPUs after a long time.
21. Apple blocked over $11 billion in App Store fraud in 6 years.
21. Microsoft warns of new Defender zero-days exploited in attacks.
21. Vivaldi 8.0 arrives as “the most significant design overhaul” in its history.
20. Microsoft shares mitigation for YellowKey Windows zero-day.
20. Exploit released for new PinTheft Arch Linux root escalation flaw.
20. Microsoft makes significant accessibility improvement in Word.
20. Trump Mobile website is reportedly leaking customers’ private information.
20. Microsoft blames macOS for an annoying Teams bug.
20. LibreOffice bashes Microsoft for “absurd” OOXML format & Excel’s handling of dates.
19. Discord rolls out end-to-end encryption on voice & video calls.
19. Microsoft Self-Service Password Reset abused in Azure data theft attacks.
19. Microsoft blames macOS update for undismissible Teams location prompts.
19. 7-Eleven confirms data breach claimed by the ShinyHunters gang.
19. Microsoft confirms Windows 11 bug won’t let you download or install new updates.
19. Microsoft confirms patching issues in restricted Windows networks.
19. Mozilla brings Shake to Summarize to Firefox on Android.
19. Blocking AI in Browsers – by Susan Bradley.
19. Microsoft explains fix for one of the most “frustrating” Teams issues.
18. SHub macOS infostealer variant spoofs Apple security updates.
18. Microsoft confirms Teams slowdown due to new outage.
18. Microsoft just made it easier to install the mandatory crucial Windows 11 updates.
18. Microsoft confirms Windows 11 security update install issues.
18. Exploit available for new DirtyDecrypt Linux root escalation flaw.
18. Windows 11 KB5089549 can be planted with a Registry hack to take over your system.
17. Linus Torvalds slams AI-generated bug reports for breaking Linux kernel development.
17. This Week in Security – May 17 – by Zack Whittaker.
17. New Windows ‘MiniPlasma’ zero-day exploit gives SYSTEM access, PoC released.
17. Windows XP-themed Wikipedia, Google paying users $135 million, & leaked games.
16. Microsoft Weekly: Long-requested features for Windows 11, leaked gamepads, & leaked games.
16. Microsoft released Windows 11 KB5089593, KB5087594 updates for OS recovery.
15. Microsoft confirms Windows 11 KB5089549 fails to install, shares workarounds.
15. VMware Fusion Pro 26H1 released with support for more guest OSes.
15. Microsoft backpedals: Edge to stop loading passwords into memory.
15. Microsoft to automatically roll back faulty Windows drivers.
15. Ubuntu 25.10 users need to make a critical move before July deadline.
15. Windows 11 KB5089549 can now be downloaded for USB installs using official Microsoft tool.
14. VMware Workstation Pro 26H1 is out with 64-bit support for Windows & new OS compatibility.
14. Dell confirms its SupportAssist software causes Windows BSOD crashes.
14. New Fragnesia Linux flaw lets attackers gain root privileges.
13. Windows 11 KB5089549 reportedly failing to install, slowing down the internet on certain systems.
13. West Pharmaceutical says hackers stole data & encrypted systems.
13. New critical Exim mailer flaw allows remote code execution.
13. Microsoft confirms Windows 11 will finally have a much-requested GPU driver improvement.
13. Windows BitLocker zero-day gives access to protected drives, PoC released.
13. Microsoft fixes BitLocker recovery issue only for Windows 11 users.
13. Foxconn confirms cyberattack claimed by Nitrogen ransomware gang.
13. Microsoft says some users can’t install Office on Windows 365 devices.
12. Signal adds security warnings for social engineering & phishing attacks.
12. Microsoft releases Windows 10 KB5087544 extended security update.
12. Windows 11 KB5089549 & KB5087420 cumulative updates released.
12. Microsoft May Patch Tuesday fixes 120 flaws, no zero-days.
12. May 2026 Microsoft updates – by Susan Bradley.
12. Instructure reaches ‘agreement’ with ShinyHunters to stop data leak.
11. Dell PCs are running into constant BSOD reboot loops; Windows 11 isn’t the culprit.
11. Microsoft acknowledges one of the most useful Outlook features is broken.
10. This Week in Security – May 10 – by Zack Whittaker.
10. Hackers abuse Google ads, Claude.ai chats to push Mac malware.
10. Microsoft Weekly: Windows 11 strains your CPU to work faster, Xbox ditches Copilot, & more.
09. JDownloader site hacked to replace installers with Python RAT malware.
09. Microsoft is allowing IT admins to monitor your AI prompts & responses in plaintext.
09. Meta has killed end-to-end encryption on Instagram.
08. Trellix source code breach claimed by RansomHouse hackers.
08. New Linux ‘Dirty Frag’ zero-day gives root on all major distros.
07. MS-DEFCON 2: Sometimes there’s no fix – by Susan Bradley.
07. Canvas login portals hacked in ShinyHunters extortion campaign.
07. New TCLBanker malware self-spreads over WhatsApp & Outlook.
07. Mozilla releases Firefox 150.0.2 with fixes for webcams, PDF viewer, & more.
07. Official Windows 11 Registry mod blocks automatic download of 4GB AI model on Google Chrome.
07. Fake Claude AI website delivers new ‘Beagle’ Windows malware.
07. Users say Google Pixel’s latest update does not fix battery drain issue.
06. How soon should you patch? – by Susan Bradley.
06. DAEMON TOOLS supply chain attack ongoing since April, thousands affected.
06. Google Chrome is reportedly auto-installing a massive 4GB AI model without your consent.
05. Instructure hacker claims data theft from 8,800 schools & universities.
05. Google Home Spring Update brings new automation starters, camera features, & more.
05. FTC to ban data broker Kochava from selling Americans’ location data.
05. Vimeo data breach exposes personal information of 119,000 people.
05. CloudZ malware abuses Microsoft Phone Link to steal SMS & OTPs.
04. Microsoft is making it easier to identify more modern, secure printers in Windows 11.
04. Notepad++ creator issues warning to users about an “unauthorized” macOS fork.
04. CISA says ‘Copy Fail’ flaw now exploited to root Linux systems.
04. What is AICore, & why is it taking up so much space on your Android phone?
04. Microsoft confirms April Windows updates cause backup failures.
03. This Week in Security – May 3 – by Zack Whittaker.
03. Instructure confirms data breach, ShinyHunters claims attack.
03. Microsoft Defender wrongly flags DigiCert certs as Trojan:Win32/Cerdigent.A!dha.
03. Microsoft Defender flagging “Cerdigent” trojan malware on Windows 11, Server PCs worldwide.
03. Telegram Mini Apps abused for crypto scams, Android malware delivery.
03. Funeral for Windows 10, AI-powered Wardrobe, & solar energy without Sun.
03. Microsoft fixing strange Outlook bug where documents open blank or “corrupt” themselves.
02. Microsoft released Windows 11 KB5087583, KB5084812 setup & recovery updates.
02. Microsoft Weekly: Windows 11 is getting less annoying, new Xbox mode, & more.
02. Microsoft, CISA warn on flaw affecting millions of systems running major Linux distros.
02. Registry hack lets you bypass Windows 11 KB5083769, KB5083631 patch that blocks some apps.
02. Windows 11 KB5083769, KB5083631 block backup apps like Macrium.
01. Edu tech firm Instructure discloses cyber incident, probes impact.
01. Microsoft fixes Remote Desktop warnings displaying incorrectly.
01. Microsoft fixes PDF editor crashes & security vulnerabilities in Edge browser.
01. Microsoft improves Windows 11 File Explorer with new archive format support & fixes.
01. Windows 11 KB5083631 update released with 34 changes & fixes.
01. Don’t be so tidy – by Susan Bradley.
01. Ubuntu is going all in on Generative AI, & other Linux distros might follow.
01. Microsoft explains why Windows 11 KB5083631, KB5083769 are making systems restart more times.
01. Microsoft confirms Windows 11 KB5083631 brings some performance improvements.