Citrix security advisory (AV26-996)

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        <div><p><strong>Serial Number:</strong> AV26-996<br /><strong>Date:</strong> October 5, 2026</p>

As of October 4, 2026, Citrix is affected by a vulnerability in the following products:

  • NetScaler ADC
    • Prior to 13.1-37.282
    • Prior to 13.1-64.28
    • Prior to 14.1-73.41
    • Prior to 14.1-73.41 FIPS
  • NetScaler Gateway
    • Prior to 13.1-64.28
    • Prior to 14.1-73.41

Citrix indicates that CVE-2026-88779 is exploited in the wild.

On October 4, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-88779 to their Known Exploited Vulnerabilities (KEV) Catalog.

The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.

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Article Link: Citrix security advisory (AV26-996) - Canadian Centre for Cyber Security