October 2026 Exploited Vulnerabilities: CISA KEV Patch Roundup
Exploited vulnerabilities October 2026: PAN-OS, Cisco email gateway, SonicWall SMA1000, SiteGuard, Siemens and Apple. Fixed versions and actions.
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October 28, 2026
NetScaler CVE-2026-88771 Exploited: Patch, Check, Clean Up
NetScaler vulnerability CVE-2026-88771 was exploited as a zero-day. See the fixed builds, the later SAML zero-days and how to hunt for web shells.
October 27, 2026
FortiMail Vulnerability CVE-2026-104286 Exploited: Patch Now
Exploited FortiMail vulnerability CVE-2026-104286 lets attackers write files without login. Fixed versions, IBE workaround, IOCs and log checks.
October 27, 2026
Ivanti Connect Secure Zero-Day CVE-2026-104935: What to Do
An exploited Ivanti Connect Secure vulnerability (CVE-2026-104935) gave attackers root. Fixed versions, IOCs, reset steps and the unpatched third flaw.
October 27, 2026
VeloCloud Vulnerability CVE-2026-114625 Exploited: Patch Now
Exploited VeloCloud vulnerability CVE-2026-114625 lets any VCO user become operator. Fixed versions, IOCs, log checks and a patch checklist.
October 26, 2026
k0t VPN Credentials Leak: 70,000+ Firewall Logins Exposed
The k0t VPN credentials leak exposed 70,000+ firewall logins via FortiGate, FortiWeb and GlobalProtect. Patch, rotate, hunt IOCs and report to CERT-In.
October 26, 2026
What Is DHCP and How to Configure It on a Cisco Router
What DHCP is and how to configure DHCP on a Cisco router: enable the DHCP server, create an address pool, set the gateway and DNS, and verify leases.
July 25, 2022
What Is BGP? Border Gateway Protocol Explained (with Cisco Configuration)
Border Gateway Protocol (BGP) explained: how internet routing between autonomous systems works, BGP path selection and common use cases.
July 25, 2022
What Is AAA in Networking? Authentication, Authorization and Accounting
AAA in networking explained: authentication, authorization and accounting, RADIUS vs TACACS+, and a working Cisco AAA configuration with local fallback.
July 25, 2022
What Is VLAN Trunking Protocol (VTP)? Modes, Versions and Configuration
VLAN Trunking Protocol (VTP) explained: server, client, transparent and off modes, versions 1 to 3, the revision risk and Cisco commands.
July 25, 2022