CVE-2026-19490 (CVSS 9.3) is a critical NetScaler authentication bypass in NetScaler Gateway and ADC. Patch now to block unauthenticated access. Related Posts: CVE-2026-47301: PoC Exploit Achieves SYSTEM-Level Code Execution in SCCM CVE-2026-66780 (CVSS 9.9): MITM Flaw Hits Red Hat ACM CVE-2026-76404: Critical Remote Code Execution Hits Splunk MCP Server App (CVSS 9.1) The post CVE-2026-19490 (CVSS 9.3): NetScaler Authentication Bypass Flaw Patched appeared first on Daily CyberSecurity.

PoC exploit code for CVE-2026-8452, a Citrix NetScaler pre-auth RCE, is now public. The SAML heap overflow grants root. Patch now. Related Posts: CVE-2026-19188: Haiwell HMI Gateway Flaw Lets Attackers Execute Arbitrary OS Commands With Root Privileges (CVSS 10.0) Linux AF_PACKET Race (03390aa): PoC Exploit Enables Local Privilege Escalation Apache Struts Patches Five Flaws Including Unauthenticated DoS Bugs The post Citrix NetScaler Pre-Auth RCE CVE-2026-8452 Gets Public Exploit Code appeare

The exploitation of vulnerabilities targeting remote access technologies to gain initial access is continuing relentlessly also during 2025, with initial access brokers, and in general opportunistic and targeted threat actors, quite active in leveraging software flaws to break into organizations.