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Unrated severityCISA KEVNVD Advisory· Published Aug 26, 2025· Updated Feb 26, 2026

Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service

CVE-2025-7775

Description

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

Affected products

3
  • Netscaler/ADCllm-fuzzy2 versions
    13.1, 14.1, 13.1-FIPS, NDcPP+ 1 more
    • (no CPE)range: 13.1, 14.1, 13.1-FIPS, NDcPP
    • (no CPE)range: 14.1
  • NetScaler/Gatewayv5
    Range: 14.1

Patches

Vulnerability mechanics

References

1

News mentions

0

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