Vulnerability details
CVE-2026-8452
Actively exploited
NetScaler ADCNetScaler Gateway
Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service
CVSS 4.0
8.8High
Official description
Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server
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:L/SI:L/SA:L |
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
2
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Details
- Published
- 2026-06-30
- Last updated
- 2026-08-27
- State
- Published
- Assigner (CNA)
- NetScaler
- Kolun priority
- 69 · High
CISA KEV catalog
- Date added
- 2026-08-26
- Due date
- 2026-08-29
- Used in ransomware
- Unknown
Exploit prediction (EPSS)
1.01%
Probability of exploitation in 30 days
63.4%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Active
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer