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News

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

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

20+ hour, 8+ 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
4sysops.com > archives > terminalfix-turns-a-fake-captcha-into-a-stealthy-network-tunnel

TerminalFix turns a fake CAPTCHA into a stealthy network tunnel – 4sysops

2+ day, 18+ hour ago   (23+ words) A new TerminalFix campaign is using counterfeit Cloudflare CAPTCHA pages to trick Windows users into pasting PowerShell commands that ultimately turn infected P...

4sysops
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

3+ day, 26+ min 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
4sysops.com > archives > shieldcrash-follows-record-patch-tuesday-with-two-zero-days

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

4+ day, 4+ 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
4sysops.com > archives > microsoft-defender-shieldcrash-zero-day-bypasses-latest-shieldbreak-patch

Microsoft Defender ShieldCrash zero-day bypasses latest ShieldBreak patch – 4sysops

4+ day, 4+ hour ago   (25+ words) A new Microsoft Defender zero-day called ShieldCrash can reportedly read arbitrary files as SYSTEM on fully patched Windows 10, Windows 11, and Windows Server s...

4sysops
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

4+ day, 4+ 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...

4sysops
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

4+ day, 4+ 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
4sysops.com > archives > cisco-patch-bundle-hits-critical-nexus-9000-and-ios-xr-flaws

Cisco patch bundle hits critical Nexus 9000 and IOS XR flaws – 4sysops

4+ day, 4+ hour ago   (22+ words) Cisco’s latest security release includes a critical remote-code-execution flaw in Silicon One-based Nexus 9000 switches as well as seven vulnerabilities in IOS...

4sysops
4sysops.com > archives > sap-overpass-flaw-puts-more-than-10000-internet-facing-systems-at-risk

SAP OVERPASS flaw puts more than 10,000 Internet-facing systems at risk – 4sysops

4+ day, 22+ hour ago   (21+ words) SAP’s September 2026 security updates fix 20 vulnerabilities, led by the maximum-severity CVE-2026-44756 “OVERPASS” flaw in SAP Kernel components. Onapsis estim...

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

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

4+ day, 23+ 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...