{"id":"CVE-2025-7776","aliases":["EUVD-2025-25901","GHSA-rppg-589c-3659"],"status":"published","title":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service","description":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it","severity":{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.09143,"percentile":0.95358,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2025-08-26T13:03:42Z","modified":"2026-06-17T10:05:38Z","products":[{"vendor":"citrix","product":"netscaler_application_delivery_controller"},{"vendor":"citrix","product":"netscaler_gateway"},{"vendor":"netscaler","product":"adc"},{"vendor":"netscaler","product":"gateway"}],"references":[{"url":"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694938","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-7776"},{"url":"https://github.com/advisories/GHSA-rppg-589c-3659"}],"sources":{"cve":[{"id":"CVE-2025-7776","title":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service","description":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it","status":"published","published":"2025-08-26T13:03:42.316Z","modified":"2025-08-27T14:33:12.503Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L","level":"high","assessor":"cna"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:32:51.544289Z"}],"euvd":[{"id":"EUVD-2025-25901","description":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it","status":"published","published":"2025-08-26T13:03:42Z","modified":"2025-08-27T14:33:12Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L","level":"high"}],"updated_at":"2026-11-02T20:31:51.67789Z"}],"ghsa":[{"id":"GHSA-rppg-589c-3659","title":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of...","description":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it","status":"published","published":"2025-08-26T15:31:00Z","modified":"2025-08-26T15:31:01Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:03:24.313553Z"}],"nvd":[{"id":"CVE-2025-7776","description":"Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it","status":"published","published":"2025-08-26T13:15:33.193Z","modified":"2026-06-17T10:05:38.193Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:11:25.826804Z"}]}}