U.S. cybersecurity agency CISA says hackers are actively exploiting a critical-rated security flaw in a widely used Citrix product, and has given other federal government departments just one day to ...

Citrix Netscaler is the latest target in widespread password spray attacks targeting edge networking devices and cloud platforms this year to breach corporate networks. In March, Cisco reported that ...

A threat actor has compromised close to 2,000 thousand Citrix NetScaler servers in a massive campaign exploiting the critical-severity remote code execution tracked as CVE-2023-3519. More than 1,200 ...

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 ...

Cyberattackers are actively exploiting a critical remote code execution (RCE) bug in several versions of Citrix's NetScaler ADC and NetScaler Gateway application delivery and remote access ...

Over the past few days, IT security researchers have observed a massive increase in the number of attacks on the vulnerability in Citrix Netscaler known as “Citrix Bleed 2” and two others. In addition ...

A critical vulnerability in Citrix’s networking and security solutions is being exploited in the wild, security researchers have confirmed. The vulnerability, disclosed by Citrix as CVE-2026-3055 on ...

Citrix has issued patches to fix three newly designated common vulnerabilities and exposures (CVEs) in the widely used NetScaler Application Delivery Controller (ADC) and NetScaler Gateway lines, at ...

Researchers from WatchTowr have published technical details of a detection script which can be used to identify exploitation of the CitrixBleed 2 vulnerability. The flaw, tracked as CVE-2025-5777, is ...

A security vulnerability has been discovered in Citrix's Netscaler ADC and Gateway. Updated software is available that closes the cross-site scripting vulnerability. Admins should install it quickly.