CVE-2026-71407

HighCVSS 8.1/10Last modified Nov 6, 2026

Description

A Stack-based Buffer Overflow vulnerability [CWE-121] vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6 may allow an unauthenticated attacker who can bypass stack protection and ASLR to execute arbitrary code or commands in the context of the WAD daemon via crafted sockets, only if the explicit proxy is configured with Kerberos authentication and SOCKS enabled.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-121

Affected software

Vendor	Product	Versions
Fortinet	FortiOS	>= 7.6.1, <= 7.6.6
Siemens	RUGGEDCOM APE1808	< *

References

Timeline

Published: Aug 12, 2026
Last modified: Nov 6, 2026
NVD status: Modified

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