CVE-2025-7775
KEVCRITICAL 9.8EPSS 19.6%
Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server(OR)NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with IPv6 services or servicegroups bound with IPv6 servers (OR)NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with DBS IPv6 services or servicegroups bound with IPv6 DBS servers(OR)CR virtual server with type HDX
- CVSS v4.0
- 9.2 CRITICAL
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/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 - CVSS v3.1
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 19.63% chance of exploitation in the next 30 days, 97th percentile
- CISA KEV
- added 2025-08-26
- Published
- 2025-08-26
- Updated
- 2026-02-26
Proof-of-concept exploits (4)
- hacker-r3volv3r/CVE-2025-7775-PoC4★ · 2025-08-28
- mr-r3b00t/CVE-2025-77751★ · 2025-09-02
- rxerium/CVE-2025-77752★ · 2025-10-14
- swabird/CVE-2025-7775-PoC