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Citrix NetScaler CVE-2026-88772 Exploit Details Show Pre-Auth Path to Shellcode Execution

The Hacker News
· September 30, 2026
Vulnerabilities

AI summary

Cybersecurity researchers have released technical details about a critical security flaw in Citrix NetScaler ADC and Gateway. The vulnerability, which has a CVSS score of 9.5, is a memory overflow bug related to the Datagram Transport Layer Security protocol handling. It has been targeted in active exploitation attempts. The bug is located in the NetScaler. A patch has been issued for the flaw.

Vulnerabilities mentioned

CVE-2026-88772
HIGH
CVSS 8.1
CISA KEV

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

Read the full article at The Hacker Newsthehackernews.com/2026/09/citrix-netscaler-cve-2026-88772-exploit.html

This is an AI-generated brief aggregated by HackerFeeds for convenience and grounded in the source’s own summary; the related CVE, threat-group and country data is from HackerFeeds’ own indexes. The original article is the authoritative source — all rights belong to The Hacker News.