CVE-2026-8452

CRITICAL

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

CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 6/30/2026Modified: 7/1/2026

Related Intelligence (1)

MEDIUMVulnerability

You’re Back In The Room (Citrix NetScaler Pre-Auth RCE CVE-2026-8452(?)) - watchTowr Labs

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CVE-2026-8452
r/netsec

References (1)

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696604Vendor Advisory