CVE-2026-8452

CRITICAL9.8Publicada el 30 de junio de 2026

Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server

Explotada activamente

  • En el catálogo CISA de vulnerabilidades explotadas desde el 26 ago 2026
  • Las agencias federales de EE. UU. deben corregirla antes del 29 ago 2026 (BOD 22-01)
  • Primer ataque observado 48 días después de la divulgación

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Fuente: CISA KEV · 17 ago 2026 17 ago 2026 17 ago 2026

Puntuación CVSS9.8 / 10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Tipo de debilidad (CWE)CWE-119
Fabricantescitrix

Productos afectados

FabricantesProdottoVersioni
citrixnetscaler application delivery controller< 13.1-37.272
citrixnetscaler gateway< 13.1-63.18

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This product uses the NVD API but is not endorsed or certified by the NVD.

Base de datos CVE