CVE-2026-88771

critical · 9.5

Improper input validation 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 an unauthenticated attacker to execute arbitrary commands.

9.5

CVSS

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EPSS (exploit prob.)

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EPSS percentile

2026-09-27

Published

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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-20

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697096
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-88771

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-88771