CVE-2026-8655

Multiple Memory overflow vulnerabilities in NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if NetScaler ADC is configured as an LB of type Oracle OR NetScaler ADC is configured as a DNS Proxy OR NetScaler ADC is configured as a DNS recursive resolver deployment

  • Published Jun 30, 2026
  • CVSS 8.8 high
  • 0.6% chance of exploitation in the next 30 days (EPSS)

Affected software

In the news

CVE-2026-8655 at the National Vulnerability Database