CVE-2025-7775 is a critical memory overflow vulnerability impacting NetScaler ADC and NetScaler Gateway products when configured as a Gateway, AAA virtual server, or with specific LB virtual server types using IPv6 services or CR virtual servers of type HDX. This flaw carries a CVSS score of 9.8 (CRITICAL) due to its network-based attack vector, low complexity, and potential for unauthenticated remote code execution (RCE) or denial of service (DoS). The vulnerability is actively exploited in the wild, as confirmed by its inclusion in the KEV catalog, and has garnered significant community and media attention, despite a lack of public exploit code on platforms like Metasploit or ExploitDB.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 12.1, < 12.1-55.330CPE matchmatch criteria | cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:* | ||
>= 12.1, < 12.1-55.330CPE matchmatch criteria | cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:* | ||
>= 13.1, < 13.1-37.241CPE matchmatch criteria | cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:* | ||
>= 13.1, < 13.1-37.241CPE matchmatch criteria | cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:* | ||
>= 13.1, < 13.1-59.22CPE matchmatch criteria | cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:* |
CVSS version used by this source: 4.0
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
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.