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Critical

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

Type: advisorySource: Official CVE ListKnown exploited1 source record

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

Announced Source revision 1
Original source ↗

CVE-2026-88772

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-88772

ADC

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Gateway

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Citrix NetScaler",
    "product": "ADC",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "14.1-73.37",
        "versionType": "patch"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "13.1-64.23",
        "versionType": "patch"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "14.1-73.37 FIPS",
        "versionType": "patch"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "13.1.37.279 FIPS and NDcPP",
        "versionType": "patch"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Citrix NetScaler",
    "product": "Gateway",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "14.1-73.37",
        "versionType": "patch"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "13.1-64.23",
        "versionType": "patch"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-88772

Source reference: /cveMetadata/cveId

Publisher severity

critical

Source reference: /containers/cna/metrics

Linked CVE context

These ratings describe the referenced vulnerabilities and products. They are not a severity rating for every application using this dependency.

CVE-2026-88772 · Unrated

NetScaler · Known exploited (CISA KEV)

Event
#2480 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement