GitHub security advisory (AV26-1007)

Serial number: AV26-1007
Date: October 7, 2026

As of October 6, 2026, GitHub is affected by vulnerabilities in the following product:

  • Enterprise Server
    • 3.18.0 Prior to 3.18.16
    • 3.19.0 Prior to 3.19.13
    • 3.20.0 Prior to 3.20.9
    • 3.21.0 Prior to 3.21.7
    • 3.22.0 Prior to 3.22.2

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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