Memory overflow vulnerability leading to Remote Code Execution or Denial of Service (NetScaler ADC)
At a glance
- Source
- NVD
- EPSS
- EPSS 1.87 % · percentile 79 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- NetScaler
- NVD status
- Awaiting Analysis
Description
Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC. NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements:  * For the following versions: Applicable only when configured as a SAML IdP: * NetScaler ADC and NetScaler Gateway between 14.1-73.37 and 14.1-73.41, inclusive * NetScaler ADC 14.1-FIPS between 14.1-73.37 FIPS and 14.1-73.41 FIPS, inclusive * NetScaler ADC and NetScaler Gateway between 13.1-64.23 and 13.1-64.28, inclusive * NetScaler ADC 13.1-FIPS between 13.1-NDcPP 13.1-37.279 and 13.1- 37.282, inclusive  For the following versions: Applicable only when configured as a SAML SP or SAML IdP: * NetScaler ADC and NetScaler Gateway before 14.1-73.37 * NetScaler ADC 14.1-FIPS before 14.1-73.37 FIPS * NetScaler ADC and NetScaler Gateway before 13.1-64.23 * NetScaler ADC 13.1-FIPS before13.1-NDcPP 13.1-37.279
Weaknesses (CWE)
- CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 4.0 | CRITICAL 9.5 | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L | NetScaler |
| CVSS 4.0 | CRITICAL 9.5 | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/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) |
European references
- ENISA EUVD · EUVD-2026-95315
- GCVE · GCVE-0-2026-107406
CERT-FR advisories
- CERTFR-2026-AVI-1285 — Vulnérabilité dans Citrix NetScaler ADC et Gateway · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| NetScaler · ADC | affected 0 < 14.1-73.46 ; affected 0 < 13.1-64.29 ; affected 0 < 14.1-73.46 FIPS ; affected 0 < 13.1.37.283 FIPS |
| NetScaler · Gateway | affected 0 < 14.1-73.46 ; affected 0 < 13.1-64.29 |
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 |