CVE-2026-19489

At a glance

Severity: HIGH 8.8
EPSS: EPSS 0.43 % · percentile 37 (2026-10-27)
State: PUBLISHED
Published: 2026-08-19
Updated: 2026-08-20
Assigner: NetScaler
NVD status: Awaiting Analysis

Description

Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: from 14.1 through 73.32 and from 13.1 through 63.21; Gateway: from 14.1 through 73.32 and from 13.1 through 63.21.

Scores

Version	Score	Vector	Scored by
CVSS 4.0	HIGH 8.8	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L	NetScaler
CVSS 4.0	HIGH 8.8	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L/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	NVD · 50a63c94-1ea7-4568-8c11-eb79e7c5a2b5 (Secondary)

Weaknesses (CWE)

CWE-120

European references

ENISA EUVD · EUVD-2026-62394
GCVE · GCVE-0-2026-19489

CERT-FR advisories

CERTFR-2026-AVI-1059 — Multiples vulnérabilités dans les produits Citrix · cert.ssi.gouv.fr

Affected products

Product	Versions
NetScaler · ADC	affected 14.1 ≤ 73.32 ; affected 13.1 ≤ 63.21
NetScaler · Gateway	affected 14.1 ≤ 73.32 ; affected 13.1 ≤ 63.21

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696939

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD