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CVE-2026-88779

7.5 · HIGHActively Exploited

Vulnerability in NetScaler ADC and NetScaler Gateway.

Published Oct 4, 2026citrixCWE-119EPSS 11.39%

Overview

CVE-2026-88779 is a high-severity vulnerability affecting citrix netscaler_application_delivery_controller. It was published on October 4, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Vulnerability in NetScaler ADC and NetScaler Gateway.

This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before 14.1-73.41 and before 13.1-64.28.

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

VendorProductVersionsStatus
citrixnetscaler_application_delivery_controller>= 13.1, < 13.1-37.282Affected
citrixnetscaler_gateway>= 13.1, < 13.1-64.28Affected

References

Refsupport.citrix.com/support-home/kbsearch/article?articleNumber=CTX697174Refcommunity.citrix.com/techzone-blogs/110_security-updates/understanding-and-addressing-cve-2026-88779-in-citrix-netscaler-adc-and-citrix-netscaler-gateway/CISAwww.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-88779

How CyberStrike helps

Frequently asked questions

What is CVE-2026-88779?

CVE-2026-88779 is a high-severity vulnerability affecting citrix netscaler_application_delivery_controller. It was published on October 4, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2026-88779?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-88779?

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-2026-88779?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-88779 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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