CISA Warns of Citrix NetScaler Authentication Bypass Vulnerability Exploited in Attacks

<p>CISA added a critical Citrix NetScaler authentication bypass flaw (CVE-2026-19490) to its Known Exploited Vulnerabilities catalog after observing in-the-wild attacks targeting the issue. Federal civilian agencies must apply vendor mitigations by September 12, 2026. CVE-2026-19490 affects Citrix NetScaler ADC and NetScaler Gateway appliances configured as an Authentication, Authorization and Auditing virtual server or as a [&#8230;]</p> <p>The post <a href="https://cybersecuritynews.com/cisa-citrix-netscaler-authentication/">CISA Warns of Citrix NetScaler Authentication Bypass Vulnerability Exploited in Attacks</a> appeared first on <a href="https://cybersecuritynews.com">Cyber Security News</a>.</p>