CVE-2026-71407

Published Aug 12, 2026

Last updated 9 days ago

Overview

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.
Source
psirt@fortinet.com
NVD status
Analyzed
Products
fortios

Risk scores

CVSS 3.1

Type
Primary
Base score
8.1
Impact score
5.9
Exploitability score
2.2
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

psirt@fortinet.com
CWE-121

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.