Memory overflow vulnerability leading to Denial of Service (NetScaler ADC)

CVE-2026-88779

HIGH 8.7CISA KEV ↗Exploitée selon l'ENISA depuis le 2026-10-02

En bref

Source: NVD
EPSS: EPSS 11.39 % · centile 96 (2026-10-29)
État: PUBLISHED
Publiée: 2026-10-04 02:35 UTC
Mise à jour: 2026-10-05 03:55 UTC
Attribuée par: NetScaler
Statut NVD: Analyzed

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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.

Faiblesses (CWE)

CWE-119 — Opération hors des limites d'un tampon mémoire

Références

Scores

Version	Score	Vecteur	Évalué par
CVSS 4.0	HIGH 8.7	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	NetScaler
CVSS 4.0	HIGH 8.7	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	NVD · 50a63c94-1ea7-4568-8c11-eb79e7c5a2b5 (Secondary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)

Références européennes

ENISA EUVD · EUVD-2026-92065
GCVE · GCVE-0-2026-88779

Avis du CERT-FR

CERTFR-2026-AVI-1263 — Vulnérabilité dans Citrix NetScaler ADC et Gateway · cert.ssi.gouv.fr
CERTFR-2026-ALE-011 — Multiples vulnérabilités dans Citrix NetScaler ADC et Gateway · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:* ≥ 13.1 < 13.1-37.282
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:* ≥ 13.1 < 13.1-37.282
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:* ≥ 13.1 < 13.1-64.28
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:* ≥ 14.1 < 14.1-73.41
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:* ≥ 14.1-66.68 ≤ 14.1-73.41
cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:* ≥ 13.1 < 13.1-64.28
cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:* ≥ 14.1 < 14.1-73.41

Produits affectés

Produit	Versions
NetScaler · ADC	affected 0 < 14.1-73.41 ; affected 0 < 13.1-64.28 ; affected 0 < 14.1-73.41 FIPS ; affected 0 < 13.1-37.282
NetScaler · Gateway	affected 0 < 14.1-73.41 ; affected 0 < 13.1-64.28

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
CISA Known Exploited Vulnerabilities	CC0 1.0
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

⚠️ Memory overflow vulnerability leading to Denial of Service (NetScaler ADC)