CVE-2026-8655

Multiple Memory overflow vulnerabilities leading to unpredictable or erroneous behavior and Denial of Service

High · published June 30, 2026

CVSS v4.0
8.8
EPSS
1%
Percentile
49.6
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v4.0
8.8 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L
EPSS
0.00631 · 49.6th percentile
Published
2026-06-30T12:46Z
EPSS history
Timeline
  • 30 JUN 12:46Z
    Multiple Memory overflow vulnerabilities leading to unpredictable or erroneous behavior and Denial of Service
    cvelistv5