Citrix has patched eight critical and high-severity vulnerabilities in NetScaler ADC and NetScaler Gateway, two of which (CVE-2026-88771, CVE-2026-88772) have been exploited in zero-day attacks to plant webshells on compromised devices. Rumors about their existence and active exploitation popped up on Reddit on Friday, fueled by warnings from IT suppliers, who apparently got the information from the Dutch National Cyber Security Center (NCSC-NL). According to security researcher Kevin Beaumont, European government sources have been warning … More →
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