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CVE-2025-7776

9.8 · CRITICAL
Published Aug 26, 2025 citrix CWE-119 EPSS 6.90% (94th pctl)

Overview

CVE-2025-7776 is a critical-severity vulnerability affecting citrix netscaler_application_delivery_controller. It was published on August 26, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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

Remediation

Check the references section for vendor advisories and patches from citrix. Update netscaler_application_delivery_controller to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
citrix netscaler_application_delivery_controller >= 12.1, < 12.1-55.330 Affected
citrix netscaler_gateway >= 13.1, < 13.1-59.22 Affected

Frequently Asked Questions

What is CVE-2025-7776?

CVE-2025-7776 is a critical-severity vulnerability affecting citrix netscaler_application_delivery_controller. It was published on August 26, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-7776?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-7776?

Check the references section for vendor advisories and patches from citrix. Update netscaler_application_delivery_controller to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-7776?

CyberStrike's AI-powered security agents can automatically detect CVE-2025-7776 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.