HIGH CWE-125
CVE-2026-8451
Insufficient input validation leading to memory overread
NetScaler·ADC
8.8/ 10
CVSS 4.0
High severity
14%
EPSS exploit odds
Chance of exploitation in the next 30 days
Higher than 97% of all CVEs
Not listed
CISA KEV catalog
No confirmed in-the-wild exploitation on CISA's list.
Timeline
- Published
- Jun 30, 2026
- Updated
- Jun 30, 2026
- First covered
- Jul 3, 2026
- Latest story
- 4 months ago
Summary
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
CWE-125Out-of-bounds Read
Attack profile
Attack vectorNetwork
ComplexityLow
RequirementsNone
PrivilegesNone
User interactionNone
ConfidentialityHigh
IntegrityLow
AvailabilityHigh
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:NAffected products
- NetScaler ADC14.1 to before 72.6113.1 to before 63.1814.1 FIPs to before 72.6113.1 FIPS and NDcPP to before 37.272
- NetScaler Gateway14.1 to before 72.6113.1 to before 63.18