vulnerabilityCVE-2026-88772

Memory overflow vulnerability leading to Remote Code Execution or Denial of Service

Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading to Remote Code Execution or Denial of Service

Severity

9.5Critical

Exploitation evidence

Has exploited

Remediation

Fixed in 13.1-37.279

Affected software

Software	Affected versions	Fixed in	Sources

CVSS (Common Vulnerability Scoring System)

Preferred assessment

Vector

Attack vector

Attack complexity

Privileges required

User interaction

Scope

Confidentiality impact

Integrity impact

Availability impact

Source assessments

EPSS (Exploit Prediction Scoring System)

Probability

Percentile

Model

Preferred remediation

Action