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News


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

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

5+ day, 6+ 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-net-updates-patch-eight-cves-across-runtimes-and-net-framework

September.NET updates patch eight CVEs across runtimes and.NET Framework – 4sysops

5+ day, 6+ hour ago   (18+ words) Microsoft’s September 2026.NET servicing release updates supported.NET runtimes to 10.0.12, 9.0.20, and 8.0.31 while addressing eight security vulnerabilities....


4sysops.com > archives > microsofts-september-patch-tuesday-heads-past-650-windows-fixes

Microsoft’s September Patch Tuesday heads past 650 Windows fixes – 4sysops

6+ day, 2+ hour ago   (26+ words) Microsoft is on track for another Patch Tuesday record, with more than 650 Windows security fixes expected in September—roughly six times the pre-2026 monthly n...


4sysops.com > archives > microsoft-patch-apocalypse-enters-month-three

Microsoft Patch Apocalypse enters month three – 4sysops

1+ week, 3+ day ago   (21+ words) The Patch Apocalypse is entering its third month, but September’s most urgent item may be Microsoft Defender’s ShieldBreak vulnerability, CVE-2026-69414, which...


4sysops.com > archives > 21899-exchange-servers-remain-exposed-despite-august-patch

21,899 Exchange servers remain exposed despite August patch – 4sysops

1+ week, 6+ day ago   (20+ words) Shadowserver has identified 21,899 internet-facing Microsoft Exchange servers that still appear vulnerable to CVE-2026-62911, despite Microsoft releasing a fix...


4sysops.com > archives > papercut-zero-day-hits-every-ng-and-mf-version-as-emergency-patches-land

PaperCut zero-day hits every NG and MF version as emergency patches land – 4sysops

2+ week, 3+ day ago   (22+ words) PaperCut has released emergency patches for an actively exploited zero-day affecting every version of its NG and MF print-management platforms. Administrators s...


4sysops.com > archives > august-net-updates-break-wpf-printing-and-the-workaround-weakens-security

August.NET updates break WPF printing—and the workaround weakens security – 4sysops

3+ week, 1+ hour ago   (24+ words) Microsoft has confirmed that its August 2026.NET Framework updates can break printing and PDF/XPS export in WPF applications across supported Windows client and...


4sysops.com > archives > microsoft-defender-scans-break-after-shieldbreak-zero-day-fix

Microsoft Defender scans break after ShieldBreak zero-day fix – 4sysops

3+ week, 5+ day ago   (22+ words) Microsoft Defender is reportedly failing quick, full, and offline scans after updates intended to address the ShieldBreak zero-day, which had bypassed Microsoft...


4sysops.com > archives > microsoft-assigns-cve-and-starts-patching-shieldbreak-defender-zero-day

Microsoft assigns CVE and starts patching ShieldBreak Defender zero-day – 4sysops

4+ week, 4+ hour ago   (21+ words) Microsoft has assigned CVE-2026-69414 to the ShieldBreak Microsoft Defender privilege-escalation zero-day and says it is developing a security update. The flaw,...