LOWVulnerability
Global

Citrix Patches Six NetScaler Flaws Allowing File Read and Denial-of-Service

·Source: The Hacker News

Updated:

Executive Summary

Citrix on Tuesday released security updates to address multiple flaws in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that could be exploited by an attacker to facilitate arbitrary file reads or trigger a denial-of-service (DoS) condition. The vulnerabilities are listed below - CVE-2026-8451 (CVSS score: 8.8) - An insufficient input validation

Analysis

Citrix on Tuesday released security updates to address multiple flaws in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that could be exploited by an attacker to facilitate arbitrary file reads or trigger a denial-of-service (DoS) condition. The vulnerabilities are listed below - CVE-2026-8451 (CVSS score: 8.8) - An insufficient input validation

Indicators of Compromise (1)

CVE (1)
CVE-2026-8451
NVDMITRE CVE
Source Attribution

Originally published by The Hacker News on Jul 1, 2026.

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