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News


4sysops.com > archives > windows-11-gets-six-dynamic-updates-for-setup-security-and-winre

Windows 11 gets six dynamic updates for setup security and WinRE – 4sysops

1+ day, 2+ hour ago   (23+ words) Microsoft has released six Windows 11 dynamic updates for versions 26H1, 25H2, 24H2, and 23H2, including KB5126056 and KB5124015. The packages address security...


4sysops.com > archives > dutch-ncsc-says-check-point-vpn-flaw-exploitation-is-imminent

Dutch NCSC says Check Point VPN flaw exploitation is imminent – 4sysops

2+ day, 24+ min ago   (25+ words) The Dutch NCSC now expects attackers to target two critical Check Point VPN flaws soon, despite no public proof-of-concept exploit. The warning raises the urgen...


4sysops.com > archives > kb5002914-breaks-excel-copy-and-paste-admins-face-rollback-dilemma

KB5002914 breaks Excel copy and paste—admins face rollback dilemma – 4sysops

3+ day, 22+ hour ago   (21+ words) Excel administrators are reporting that Microsoft’s KB5002914 security update breaks copy-and-paste, autofill, formula dragging, and in some cases VBA macros. T...


4sysops.com > archives > windows-11-kb5124010-brings-major-winre-changes-to-release-preview

Windows 11 KB5124010 brings major WinRE changes to Release Preview – 4sysops

3+ day, 22+ hour ago   (173+ words) Microsoft has released Windows 11 KB5124010 to the Release Preview channel for versions 24H2 and 25H2, with builds 26100.9539 and 26200.9539. The update adds Em...


4sysops.com > archives > check-point-rushes-fixes-for-two-cvss-9-8-quantum-vpn-certificate-rces

Check Point rushes fixes for two CVSS 9.8 Quantum VPN certificate RCEs – 4sysops

4+ day, 4+ hour ago   (23+ words) Check Point has released same-day fixes for two CVSS 9.8 vulnerabilities in Quantum VPN certificate processing that could let unauthenticated remote attackers e...


4sysops.com > archives > microsoft-365-redirects-to-copilot-domain-putting-network-allowlists-to-the-test

Microsoft 365 redirects to Copilot domain, putting network allowlists to the test – 4sysops

4+ day, 9+ hour ago   (20+ words) Microsoft 365 is redirecting users from `m365.cloud.microsoft` to `copilot.cloud.microsoft`, and organizations that have blocked the new address will be redirec...


4sysops.com > archives > microsoft-fixes-windows-11-black-wallpaper-bug-in-kb5124008

Microsoft fixes Windows 11 black-wallpaper bug in KB5124008 – 4sysops

4+ day, 9+ hour ago   (23+ words) Microsoft has fixed the Windows 11 desktop-settings failure caused by preview update KB5120998, which could reset wallpaper, themes, and mouse preferences and l...


4sysops.com > archives > microsoft-teams-backup-will-let-admins-roll-back-30-days-of-data

Microsoft Teams backup will let admins roll back 30 days of data – 4sysops

4+ day, 9+ hour ago   (25+ words) Microsoft is planning a native Microsoft Teams backup and recovery feature that will let administrators restore teams and channels to a known-good state, with s...


4sysops.com > archives > shieldcrash-follows-record-patch-tuesday-with-two-zero-days

ShieldCrash follows record Patch Tuesday with two zero-days – 4sysops

5+ day, 8+ hour ago   (19+ words) Microsoft’s record-breaking September 2026 Patch Tuesday has already been complicated by a new proof-of-concept: researcher Nightmare Eclipse released ShieldCra...


4sysops.com > archives > september-2026-exchange-server-updates-target-rce-and-mailbox-takeover-risks

September 2026 Exchange Server updates target RCE and mailbox takeover risks – 4sysops

5+ day, 8+ hour ago   (21+ words) Microsoft’s September 2026 Exchange Server security updates fix two remote-code-execution flaws and a high-impact elevation-of-privilege bug that could let a lo...