CVE-2026-8452

Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service

CVSS 8.8 high · NetScaler ADC · published 2026-06-30

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

NVD · CVE.org

Coverage 1 source

1. 2026-08-27 Help Net Security high Previously patched Citrix NetScaler flaw exploited in the wild (CVE-2026-8452)

   CISA added CVE-2026-8452, a previously patched Citrix NetScaler flaw, to its Known Exploited Vulnerabilities catalog.

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