CVE-2026-71408
Received Received - Intake

Denial of Service in Fortinet FortiOS

Vulnerability report for CVE-2026-71408, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-12

Last updated on: 2026-08-12

Assigner: Fortinet, Inc.

Description

A allocation of resources without limits or throttling vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4 all versions, FortiOS 7.2 all versions may allow attacker to denial of service via <insert attack vector here>

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-08-12
Last Modified
2026-08-12
Generated
2026-08-12
AI Q&A
2026-08-12
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
fortinet fortios From 7.6.0 (inc) to 7.6.6 (inc)
fortinet fortios 7.4
fortinet fortios 7.2

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-770 The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

Attack-Flow Graph

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Executive Summary

This is a denial of service vulnerability in Fortinet FortiOS versions 7.6.0 through 7.6.6, all 7.4 versions, and all 7.2 versions. It involves improper resource allocation without limits or throttling, which could allow an attacker to disrupt system availability.

Impact Analysis

An attacker could exploit this to cause a denial of service, making affected FortiOS systems unavailable. This could disrupt network operations, services, or applications relying on these systems.

Mitigation Strategies

Upgrade FortiOS to a version that addresses this vulnerability. If upgrading is not immediately possible, apply recommended configuration changes or mitigations provided by Fortinet.

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