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CRITICALCVE-2026-3055Published Modified CNA NetScaler

CVE-2026-3055: Insufficient input validation leading to memory overread

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

Metrics

CVSS v4.0
9.3
Severity
CRITICAL
Fixed in
37.262
Affected Products
2

Fix available

37.26262.2366.59
Affected packages
  • NetScaler / ADC
    < 66.59 (from 14.1) · < 62.23 (from 13.1) · < 37.262 (from 13.1 FIPS and NDcPP)
  • NetScaler / Gateway
    < 66.59 (from 14.1) · < 62.23 (from 13.1)
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
References
CVE-2026-3055: Insufficient input validation leading to memory overread | HarborGuard CVE