Description

A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions allows attacker to execute unauthorized code or commands via specially crafted packets

INFO

Published Date :

2025-11-18T17:01:28.239Z

Last Modified :

2026-02-26T16:21:10.841Z

Source :

fortinet
AFFECTED PRODUCTS

The following products are affected by CVE-2025-53843 vulnerability.

Vendors Products
Fortinet
  • Fortios
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-53843.

URL Resource
https://fortiguard.fortinet.com/psirt/FG-IR-25-358 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact