CRITICAL 9.5 NVD

CVE-2026-103594

A stack-based buffer overflow vulnerability in Fireware OS's WireGuard configuration processing allows a remote attacker that has man-in-the-middle TLS-decrypte

A stack-based buffer overflow vulnerability in Fireware OS's WireGuard configuration processing allows a remote attacker that has man-in-the-middle TLS-decrypted access between the Firebox and WatchGuard Cloud to create a Denial of Service condition and potentially execute arbitrary code by tampering with a FireCloud Gateway configuration payload.

References

Published: 2026-10-27 · Source: NVD · Feed updated: 2026-10-27
This critical severity vulnerability with a CVSS score of 9.5 was published on 2026-10-27 via NVD.

Risk Timeline

CVE Disclosed2026-10-27 · -1 days ago

Remediation Resources

Official Advisory
psirt.watchguard.com/CVE-2026-103594
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