A coordinated reconnaissance campaign targeting Citrix NetScaler infrastructure over the past week used tens of thousands of residential proxies to discover login panels. The activity was observed ...
Citrix reminded admins today that they must take additional measures after patching their NetScaler appliances against the CVE-2023-4966 'Citrix Bleed' vulnerability to secure vulnerable devices ...
The U.S. cybersecurity agency ordered Federal Civilian Executive Branch agencies to implement fixes for the issue by end of day Friday. A critical-severity vulnerability affecting two Citrix NetScaler ...
A new report released today by Fox-IT, part of NCC Group PLC, has detailed how about 2,000 Citrix NetScalers have been exploited by a threat actor to gain persistent access. Citrix NetScaler is an ...
Amid confusing reports about Citrix NetScaler exploits in the wild, researchers offer technical analyses and indicators of compromise for one of the vulnerabilities dubbed Citrix Bleed 2 that can lead ...
The Citrix ecosystem is facing its most pressing security challenge in years, with the March 2026 release of critical patches for CVE-2026-3055 and CVE-2026-4368 exposing the fragility of unpatched ...
Citrix has released patches for three zero-day vulnerabilities in NetScaler ADC and Gateway, one of which was already being exploited by attackers. The flaws, tracked as CVE-2025-7775, CVE-2025-7776, ...
Citrix has released a new critical security bulletin addressing two new vulnerabilities in its NetScaler Application Delivery Controller (ADC) and NetScaler Gateway. The two products, formerly known ...
A critical memory overflow bug in Citrix NetScaler devices is enabling remote code execution and DDoS attacks initially detected by the Dutch national security agency. Attackers are exploiting a ...
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