Vulnerability Intelligence Report
Insufficient input validation leading to memory overread
CVE-2026-8451
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
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-125 ↗CWE-125 Out-of-bounds Read
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| NetScaler | ADC | 14.1 < 72.61 (affected), 13.1 < 63.18 (affected), 14.1 FIPs < 72.61 (affected), 13.1 FIPS and NDcPP < 37.272 (affected) |
| NetScaler | Gateway | 14.1 < 72.61 (affected), 13.1 < 63.18 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | NetScaler · Vendor · USA |
| Reserved | 2026-05-13T00:35:53 |
| Published | 2026-06-30T12:33:08 |
| Patch Date | 2026-06-30 |
| Last Updated | 2026-06-30T13:43:41 |
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