Top 5 Cybersecurity News

By Editorial Team | October 2, 2026
Top 5 Cybersecurity News October 2, 2026: Cisco SD-WAN zero-day, WSO2 CVSS 10 auth bypass, Citrix backdoors persist, Apple CoreGraphics exploit, GUTcert breach.

This week’s Top 5 Cybersecurity News for October 2, 2026 follows a pattern that has been building across the year: attackers are targeting the layers that other infrastructure trusts. A critical-severity zero-day in Cisco’s SD-WAN Manager — the console that programs an entire enterprise WAN — arrived in CISA’s Known Exploited Vulnerabilities catalog on September…

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Citrix NetScaler unauthenticated RCE vulnerability

By Editorial Team | September 29, 2026
Citrix NetScaler unauthenticated RCE vulnerability lets attackers run commands with no login. Two zero-days exploited, patch now, CISA deadline Sep 30.

Citrix confirmed on September 27 that a Citrix NetScaler unauthenticated RCE vulnerability, tracked as two separate CVEs, was already being exploited in the wild before any patch existed. CVE-2026-88771 lets an attacker with no credentials run arbitrary commands on any NetScaler ADC or Gateway appliance in a vulnerable version, default configuration included. Its sibling flaw,…

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