CVE-2025-6543· citrix / netscaler adc and gateway· CWE-119
Citrix NetScaler ADC and Gateway Buffer Overflow Vulnerability
Exploited in the wild. Listed by CISA on 2025-06-30; known to be used by ransomware.
10.4%likelihood of exploitation, next 30 days
96%of all CVEs are less likely
Nonecheck to confirm it
Citrix NetScaler ADC and Gateway contain a buffer overflow vulnerability leading to unintended control flow and Denial of Service. NetScaler must be configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server.
No ready check is stored for this CVE. Confirm it by hand from the references.
References
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