CVE-2026-71407

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.

CVSS v3 5.6 MEDIUM

5.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://fortiguard.fortinet.com/psirt/FG-IR-26-161	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-08-12 13:17

Updated : 2026-09-08 20:55

NVD link : CVE-2026-71407

Mitre link : CVE-2026-71407

CVE.ORG link : CVE-2026-71407

JSON object : View

Products Affected

fortinet

fortios

CWE

CWE-121

Stack-based Buffer Overflow

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