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

Affected products

Citrix NetScaler

ADC

< 14.1-73.37 - AFFECTED

< 13.1-64.23 - AFFECTED

< 14.1-73.37 FIPS - AFFECTED

< 13.1.37.279 FIPS and NDcPP - AFFECTED

Gateway

< 14.1-73.37 - AFFECTED

< 13.1-64.23 - AFFECTED

References

support.citrix.com

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697096&articleTitle=Citrix_NetScaler_ADC_and_Citrix_NetScaler_Gateway_Security_Bulletin_for_CVE_2026_88771_CVE_2026_88772_CVE_2026_88773_CVE_2026_88774_CVE_2026_88775_CVE_2026_88776_CVE_2026_88777_and_CVE_2026_88778

JSON source

https://cveawg.mitre.org/api/cve/CVE-2026-88772

Click to expand

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    "dateUpdated": "2026-09-27T16:09:56.033Z",
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