CVE-2026-8451

Insufficient input validation leading to memory overread

Published Jun 30, 2026 CVSS 4.0 · 8.8 High EPSS 14.2% KEV · Not listed
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

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Netscaler
Netscaler adc
Netscaler gateway
Vendors & Products Netscaler
Netscaler adc
Netscaler gateway
Type Values Removed Values Added
Weaknesses CWE-788
Type Values Removed Values Added
Weaknesses CWE-788
Type Values Removed Values Added
Weaknesses CWE-125
Metrics ssvc

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

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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NetScaler
Published
Updated
Jun 30, 2026, 1:43 PM
Reserved
May 13, 2026, 12:35 AM
Status
Analyzed
Published
Jun 30, 2026, 1:19 PM
Modified
Jul 1, 2026, 3:52 PM