CVE-2026-88779

high · 8.7Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Added 2026-10-04Remediation due 2026-10-07

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.

8.7

CVSS

11.4%

EPSS (exploit prob.)

96th

EPSS percentile

2026-10-04

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/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

Weaknesses

CWE-119

Affected products

Vendor	Product	Affected versions
citrix	netscaler_application_delivery_controller	>= 13.1, < 13.1-37.282
citrix	netscaler_application_delivery_controller	>= 13.1, < 13.1-37.282
citrix	netscaler_application_delivery_controller	>= 13.1, < 13.1-64.28
citrix	netscaler_application_delivery_controller	>= 14.1, < 14.1-73.41
citrix	netscaler_application_delivery_controller	>= 14.1-66.68, <= 14.1-73.41
citrix	netscaler_gateway	>= 13.1, < 13.1-64.28
citrix	netscaler_gateway	>= 14.1, < 14.1-73.41

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-88779