CRITICAL ALERT: Critical vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway Products
ID: 27ce1c21-3096-5cea-8d4a-af4c89657c15
STIX ID: report--27ce1c21-3096-5cea-8d4a-af4c89657c15
Feed Name: Australian Cyber Security Centre (Alerts)
Threat Score
Date Published: 2025-07-04
Date Updated: 2026-07-25
Author: Australian Cyber Security Centre (ACSC)
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Citrix and ASD/ACSC alert: multiple critical vulnerabilities in NetScaler ADC and NetScaler Gateway (CVE-2025-5349, CVE-2025-5777 and an actively exploited CVE-2025-6543) affect several supported versions; organisations are advised to apply provided patches/updates, review deployments for vulnerable instances, and report any suspected compromise to ASD/ACSC.
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