The Hacker News

Critical NetScaler Flaw Can Bypass Authentication on Certain Gateway and AAA Servers

Citrix fixes NetScaler CVE-2026-19490, a CVSS 9.3 authentication bypass affecting certain Gateway, AAA, and SAML ...
SecurityWeek

Exploitation Expected for Critical Authentication Bypass Patched in Citrix NetScaler

Citrix has patched CVE-2026-19490, a critical-severity vulnerability in NetScaler leading to authentication bypass.

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 ...
American Hospital Association

H-ISAC TLP White Threat Bulletin: PoC Exploit Available for Citrix NetScaler ADC and Gateway CVE-2026-8452

On August 14, 2026, researchers at watchTowr published a technical write-up and working proof-of-concept exploit for CVE-2026-8452 (CVSS 8.8), a pre-authentication vulnerability in Citrix NetScaler ...