CVE-2026-19490
Critical Citrix NetScaler auth bypass now leveraged in attacks
Attackers have begun targeting a critical-severity Citrix NetScaler flaw in the wild, according to vulnerability intelligence company Previdian. Tracked as CVE-2026-19490, this security flaw can allow unprivileged threat actors to bypass authentication remotely when the NetScaler appliance is configured as an AAA virtual server or as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy), depending […]
Citrix urges admins to patch new NetScaler flaws as soon as possible
Citrix has warned customers to immediately secure their systems against two vulnerabilities affecting NetScaler Gateway secure remote access solutions and NetScaler ADC networking appliances. The most severe of the two, tracked as CVE-2026-19490, can allow remote attackers without privileges to bypass authentication when the appliance is configured as an AAA virtual server or as a Gateway […]