Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
NetScaler ADC unaffected
Version Status Constraints
14.1 affected < 72.61
13.1 affected < 63.18
14.1 FIPs affected < 72.61
13.1 FIPS and NDcPP affected < 37.272
NetScaler Gateway unaffected
Version Status Constraints
14.1 affected < 72.61
13.1 affected < 63.18

No data.

No data.

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Vendors Products
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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696604 cve-icon
History

Tue, 30 Jun 2026 19:15:00 +0000

Type Values Removed Values Added
First Time appeared Netscaler
Netscaler adc
Netscaler gateway
Vendors & Products Netscaler
Netscaler adc
Netscaler gateway

Tue, 30 Jun 2026 16:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-788

Tue, 30 Jun 2026 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-788

Tue, 30 Jun 2026 14:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-125
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 30 Jun 2026 13:15:00 +0000

Type Values Removed Values Added
Description Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP
Title Insufficient input validation leading to memory overread
References
Metrics cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: NetScaler

Published:

Updated: 2026-06-30T13:43:41.903Z

Reserved: 2026-05-13T00:35:53.452Z

Link: CVE-2026-8451

cve-icon Vulnrichment

Updated: 2026-06-30T13:43:06.460Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-30T19:00:07Z

Weaknesses