Over 7,400 Citrix NetScaler appliances worldwide remain unpatched against two high-severity vulnerabilities—CVE-2025-5777 and CVE-2025-6543—raising urgent concerns about active exploitation and persistent threats.
On 11 August 2025, the Dutch National Cyber Security Centre (NCSC) published an update on the Citrix NetScaler breach first detected on 16...
The Cybersecurity and Infrastructure Security Agency (CISA) has added a critical Citrix NetScaler ADC and Gateway vulnerability to its Known Exploited Vulnerabilities (KEV) catalog, signaling active exploitation by threat actors in the wild.
The buffer overflow vulnerability, tracked as CVE-2025-6543, poses significant risks to...
A critical security bulletin addressing two significant vulnerabilities in NetScaler ADC and NetScaler Gateway that could enable attackers to access sensitive data and compromise network infrastructure.
The vulnerabilities, designated as CVE-2025-5349 and CVE-2025-5777, affect multiple versions of the widely-deployed network appliances and carry CVSS...