CVE-2025-7776
HIGH EPSS 93.0%
Published Aug 26, 202510mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 4.0
Published Aug 26, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago
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
CVSS Details
Base Score
Exploitability
Impact
Vector string
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 Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
93.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
Affected Products 8
| Vendor | Product | Version | Range |
|---|---|---|---|
| citrix | netscaler_application_delivery_controller | * | ≥12.1 – <12.1-55.330 |
| citrix | netscaler_application_delivery_controller | * | ≥12.1 – <12.1-55.330 |
| citrix | netscaler_application_delivery_controller | * | ≥13.1 – <13.1-37.241 |
| citrix | netscaler_application_delivery_controller | * | ≥13.1 – <13.1-37.241 |
| citrix | netscaler_application_delivery_controller | * | ≥13.1 – <13.1-59.22 |
| citrix | netscaler_application_delivery_controller | * | ≥14.1 – <14.1-47.48 |
| citrix | netscaler_gateway | * | ≥13.1 – <13.1-59.22 |
| citrix | netscaler_gateway | * | ≥14.1 – <14.1-47.48 |
References 1
- support.citrix.com https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694938
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.