CVE-2026-88774

Name: CVE-2026-88774
Creator: NVD / NIST
Published: 2026-09-27T17:16:56.633+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 0.24%

Last modified Sep 29, 2026

CVE-2026-88774 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading to a feature policy bypass due to improper HTTP URL based expression usage.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading to a feature policy bypass due to improper HTTP URL based expression usage.

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

CVSS 4.0

7/10

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

EPSS Probability

0.24%

13.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Citrix	Netscaler Application Delivery Controller	>= 13.1, < 13.1-64.23
Citrix	Netscaler Application Delivery Controller	>= 13.1, < 13.1.37.279
Citrix	Netscaler Application Delivery Controller	>= 14.1, < 14.1-73.37
Citrix	Netscaler Application Delivery Controller	>= 14.1-66.68, <= 14.1-73.37
Citrix	Netscaler Gateway	>= 13.1, < 13.1-64.23
Citrix	Netscaler Gateway	>= 14.1, < 14.1-73.37

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697096&articleTitle=Citrix_NetScaler_ADC_and_Citrix_NetScaler_Gateway_Security_Bulletin_for_CVE_2026_88771_CVE_2026_88772_CVE_2026_88773_CVE_2026_88774_CVE_2026_88775_CVE_2026_88776_CVE_2026_88777_and_CVE_2026_88778Vendor Advisory

Timeline

Published: Sep 27, 2026
Last Modified: Sep 29, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2026-88774?

How severe is CVE-2026-88774?

CVE-2026-88774 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2026-88774?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST