6.5.8 Appliance

Released May 15, 2026

Updates

Security

• Added mitigations for the Copy.Fail (CVE‑2026‑31431) and Dirty Frag (CVE‑2026‑43284, CVE‑2026‑43500) vulnerabilities. See the related knowledge base articles for more information:

  • Security Advisory: CVE‑2026‑31431 Affecting AppGate ZTNA Appliances

  • Security Advisory: CVE‑2026‑43284 and CVE‑2026‑43500 Affecting AppGate ZTNA Appliances