Citrix sign on its office building in Fort Lauderdale, Florida, USA, an American cloud computing and virtualization technology company.

(Adobe Stock)

New Citrix Netscaler zero-day exploited just days after recent attacks

Steve ZurierOctober 5, 2026

Third exploited NetScaler flaw in a week signals attackers are moving faster than patch cycles.

RESOURCES

Identity
How to Build an AI Governance Framework for Identity
Identity
How to Evaluate and Select Identity and Access Management Tools
Identity
Identity-based attacks: how they work and how to defend against them
Incident Response
Lean and mean: How the concept of a minimum viable company speeds recovery and boosts resilience
Critical Infrastructure Security
Cyber resilience is becoming a supply-chain problem

PODCASTS

SIEM
State of the AI SOC, regulating AI, and can AI agents feel pain? – Aqsa Taylor – ESW #479
Vulnerability Management
RAM, Muse, CloudSyncD, Springsteen, Software, Persistence, and Michael Jenkins – Michael Jenkins – SWN #621
IoT
Hacking Without Boundaries – Michael Jenkins – PSW #946
Leadership
Defending at AI Speed as Quantum Threats and AI Policies Won’t Save You – Nolan Karpinski – BSW #467
Vulnerability Management
Venus in Furs, Money Laundering, AI Hijinx, MCP, Thunderbastard, and Aaran Leyland – SWN #620

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In Brief

More Resources

Active Directory

When identity becomes the outage

SC Editorial Intelligence , expert reviewedOctober 5, 2026

(Adobe Stock)

Vulnerability Management

Fortinet FortiMail bug exploited in the wild, added to CISA KEV list

Steve ZurierOctober 2, 2026

Exploited FortiMail flaw lets attackers turn email security gateways into persistent footholds.

Mimecast’s Beth Miller: Leading others to make the right decisions

SC StaffOctober 2, 2026

The Mimecast Field CISO says true leadership is empowering people to decide properly without your input.

Vulnerability Management

Cisco Catalyst SD-WAN Manager flaw added to CISA’s exploit list

Steve ZurierOctober 1, 2026

CISA flags actively exploited Cisco SD-WAN Manager authentication bypass flaw.

Fake Zoom installer delivers new CloudSyncD macOS backdoor

Laura FrenchOctober 1, 2026

The malware uses a unique Unicode-based method to hide the user’s password in a fake Zoom configuration file.

(Adobe Stock)

2 new forms of malware exploited Citrix Netscaler devices one month before patch

Steve ZurierSeptember 30, 2026

Google report focuses on exploit of CVE-2026-88772, which executed lateral movement a month before a patch existed.

(Credit: Tada Images – stock.adobe.com)

Malicious ChatGPT Custom GPTs lead to ClickFix attack

Laura FrenchSeptember 30, 2026

Instructions to visit a malicious website were delivered through the real ChatGPT site.

SC Awards Celebrate 30 Years of Recognizing the People and Technology Advancing Cybersecurity

Kelley DamoreSeptember 29, 2026

Events