NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-19489 and CVE-2026-19490
Citrix hat für NetScaler 2 neue CVEs (Base Score: 9.3) veröffentlicht. Die Severity wurde als "Kritisch" eingestuft. Es sind alle NetScaler mit AAA und Gateway in Version 13.1 und 14.1 betroffen. Weitere Details sind hier zu entnehmen: Severity of Bulletin: Critical...
Citrix Secure Access Client for Windows and Citrix Endpoint Analysis Client for Windows Security Bulletin for CVE-2026-53565 and CVE-2026-53566
Article Id : CTX696734 Last Modified Date : 07-14-2026 11:51 Created Date : 07-14-2026 13:00 Article Record Type : Security Bulletin Severity : High Description of Problem Vulnerabilities have been discovered in the Citrix Secure Access Client for Windows and Citrix...
NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-8451, CVE-2026-8452, CVE-2026-8655, CVE-2026-10816, CVE-2026-10817, and CVE-2026-13474
Article Id : CTX696604 Last Modified Date : 06-30-2026 13:30 Created Date : 06-30-2026 13:30 Article Record Type : Security BulletinSeverity : High Summary Severity - High Description of Problem Multiple vulnerabilities have been discovered in NetScaler ADC...
NetScaler Kerberos Authentication funktioniert nach dem Windows Update 2026-04 (KB5082063) nicht mehr
Kunden, die auf ihrem NetScaler Kerberos für SSO PreAuthentication verwenden, bekommen nach dem Microsoft April Update ein Problem. Kerberos Negogiate (SSO) funktioniert danach nicht mehr mit dem NetScaler und auch weitere Umsysteme können davon betroffen sein. Sie...
ICA Session launches may fail with reason «Licensing» in Citrix Director after the controller has entered an emergency license caching mode but it still within grace period.
book Article ID: CTX696464 calendar_today Updated On: 04-13-2026 timeline Article Record Type: Problem Solution calendar_today Created Date: 04-02-2026 20:03 Details ICA Session launches may fail with reason "Licensing" in Citrix Director after...
NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-3055 and CVE-2026-4368
Attention! Please note the following regarding to this update: Customers who already have transitioned to Netscaler LAS can upgrade without any special remarks. If you have not yet changed the Licensing mode, please check the requirements for LAS prior to the update!...
NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2025-12101
Attention! Please note the following regarding to this update: Netscaler customers who are not yet using Flex licensing (CITRIX HMC) or Fixed Term licenses must download the installed license file again from the www.citrix.com portal (License) with the correct MAC...
Citrix Lizenzen und Probleme mit PVS / CVAD 2507, 2402 CU3 und 2203 CU7
Vor eingen Tagen hat Citrix eine MaIl an alle Kunden verschickt, mit der Information, dass ab dem 15. April 2026 das alte Lizenzmodell mit lokalen Lizenzfiles nicht mehr unterstützt wird. Statt dessen soll ab dann zwingend der neue License Activation Service (LAS)...
NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2025-7775, CVE-2025-7776 and CVE-2025-8424
Article Id : CTX694938 Last Modified Date : 08-26-2025 12:02 Created Date : 08-26-2025 11:40 Article Record Type : Security Bulletin Summary Severity - Critical Description of Problem Multiple vulnerabilities have been discovered in NetScaler ADC (formerly Citrix ADC)...
XenServer Security Update for CVE-2024-36350 and CVE-2024-36357 – CTX694846
Severity: Medium Description of Problem AMD has disclosed several security issues affecting AMD CPUs. These CPU hardware issues may allow code in a guest VM to infer some active memory content of another VM that is running on the same host. Although...