Vulnerability details
CVE-2026-8451
NetScaler ADCNetScaler Gateway
Insufficient input validation leading to memory overread
CVSS 4.0
8.8High
Official 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
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 4.0 | CVEProject cvelistV5 (CNA) (NetScaler) | 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 |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| NetScaler | ADC | 13.1 ≤ v < 63.18 | CVEProject cvelistV5 (CNA) |
| NetScaler | ADC | 13.1 FIPS and NDcPP ≤ v < 37.272 | CVEProject cvelistV5 (CNA) |
| NetScaler | ADC | 14.1 ≤ v < 72.61 | CVEProject cvelistV5 (CNA) |
| NetScaler | ADC | 14.1 FIPs ≤ v < 72.61 | CVEProject cvelistV5 (CNA) |
| NetScaler | Gateway | 13.1 ≤ v < 63.18 | CVEProject cvelistV5 (CNA) |
| NetScaler | Gateway | 14.1 ≤ v < 72.61 | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-06-30
- Last updated
- 2026-06-30
- State
- Published
- Assigner (CNA)
- NetScaler
Exploit prediction (EPSS)
14.24%
Probability of exploitation in 30 days
96.6%
Percentile (among all CVEs)
- 2026-11-0714.24%
- 2026-11-030.5%
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-125Out-of-bounds Read