Bleeping Computer

Citrix warns admins to kill NetScaler user sessions to block hackers

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 ...
Dark Reading

Citrix Patches Critical Vulns in NetScaler ADC and Gateway

Citrix has fixed a critical vulnerability, tracked as CVE-2025-5777, found within NetScaler ADC and NetScaler Gateway. The vulnerability, assigned a critical CVSS score of 9.3, is described as an ...
Bleeping Computer

Citrix warns of NetScaler vulnerability exploited in DoS attacks

Citrix is warning that a vulnerability in NetScaler appliances tracked as CVE-2025-6543 is being actively exploited in the wild, causing devices to enter a denial of service condition. "Exploits of ...
Ars Technica

Critical CitrixBleed 2 vulnerability has been under active exploit for weeks

A critical vulnerability allowing hackers to bypass multifactor authentication in network management devices made by Citrix has been actively exploited for more than a month, researchers said. The ...
heise online

Citrix plugs security leaks in Netscaler ADC and Gateway and more

Citrix has released updates to close security vulnerabilities. Citrix Netscaler ADC, Netscaler Gateway and Session Recording are vulnerable to attacks. The US IT security authority CISA assumes that ...
SiliconANGLE

Hackers target Citrix NetScaler vulnerabilities to gain persistent access

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 ...
Infosecurity-magazine.com

Citrix Patches Three NetScaler Zero Days as One Sees Active Exploitation

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, ...
heise online

"Citrix Bleed 2": Current attack warnings

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 ...
CSOonline

Citrix NetScaler devices face active zero-day exploitations

Citrix has warned its NetScaler ADC and NetScaler Gateway customers against two critical zero-day vulnerabilities that have active exploitations in the wild. Tracked as CVE-2023-6548 and CVE-2023-6549 ...
Computer Weekly

Exploitation of Citrix NetScaler vulns reaching dangerous levels

Time may be running short for users of Citrix’s NetScaler Application Delivery Controller (ADC) and NetScaler Gateway products who have not yet patched against two recently disclosed vulnerabilities ...
Computer Weekly

Three new Citrix NetScaler zero-days under active exploitation

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 ...