Critical Citrix NetScaler auth bypass now leveraged in attacks
ID: 1febf16e-94ce-5470-ad6c-4702df993724
STIX ID: report--1febf16e-94ce-5470-ad6c-4702df993724
Feed Name: Bleeping Computer
Threat Score
Attackers have begun targeting a critical Citrix NetScaler authentication-bypass vulnerability (CVE-2026-19490) after a public proof-of-concept was released; security sensors observed requests matching the PoC from multiple countries, and Citrix and national cybersecurity bodies have urged immediate patching of affected ADC and Gateway appliances.
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