CVE-2026-8655

Multiple Memory overflow vulnerabilities in NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if NetScaler ADC is configured as an LB of type Oracle OR NetScaler ADC is configured as a DNS Proxy OR NetScaler ADC is configured as a DNS recursive resolver deployment

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696604	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:citrix:netscaler_application_delivery_controller:::::fips:::*
	cpe:2.3:a:citrix:netscaler_application_delivery_controller:::::ndcpp:::*
	cpe:2.3:a:citrix:netscaler_application_delivery_controller:::::-:::*
	cpe:2.3:a:citrix:netscaler_application_delivery_controller:::::-:::*
	cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-66.68::::fips:::
	cpe:2.3:a:citrix:netscaler_gateway::::::::
	cpe:2.3:a:citrix:netscaler_gateway::::::::

History

No history.

Information

Published : 2026-06-30 13:19

Updated : 2026-07-01 15:52

NVD link : CVE-2026-8655

Mitre link : CVE-2026-8655

CVE.ORG link : CVE-2026-8655

JSON object : View

Products Affected

citrix

netscaler_gateway
netscaler_application_delivery_controller

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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