CVE-2026-13474

published 2026-06-30

CVE-2026-13474: Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2 is enabled in HTTP Profile and associated with the virtual…

Priority P3 42 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 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

Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2 is enabled in HTTP Profile and associated with the virtual server (of type LB, CS, VPN) or the service configured on NetScaler

Affected

6 ranges

Vendor	Product	Version range	Fixed in
netscaler	adc	>= 13.1 < 63.18	63.18
netscaler	adc	>= 13.1 FIPS and NDcPP < 37.272	37.272
netscaler	adc	>= 14.1 < 72.61	72.61
netscaler	adc	>= 14.1 FIPS < 72.61	72.61
netscaler	gateway	>= 13.1 < 63.18	63.18
netscaler	gateway	>= 14.1 < 72.61	72.61

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CWE-401