CVE-2025-46776
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-18

Last updated on: 2025-11-20

Assigner: Fortinet, Inc.

Description
A buffer copy without checking size of input ('classic buffer overflow') in Fortinet FortiExtender 7.6.0 through 7.6.1, FortiExtender 7.4.0 through 7.4.6, FortiExtender 7.2 all versions, FortiExtender 7.0 all versions may allow an authenticated user to execute arbitrary code or commands via crafted CLI commands.
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Meta Information
Published
2025-11-18
Last Modified
2025-11-20
Generated
2026-06-16
AI Q&A
2025-11-18
EPSS Evaluated
2026-06-15
NVD
CVE-2025-46776
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
fortinet fortiextender_firmware From 7.0.0 (inc) to 7.4.8 (exc)
fortinet fortiextender_firmware From 7.6.0 (inc) to 7.6.3 (exc)
fortinet fortiextender *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-120 The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
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Executive Summary

This vulnerability is a classic buffer overflow in Fortinet FortiExtender versions 7.0 through 7.6.1. It occurs due to a buffer copy operation that does not check the size of the input, allowing an authenticated user to execute arbitrary code or commands by sending specially crafted CLI commands.

Impact Analysis

An attacker who is authenticated can exploit this vulnerability to execute arbitrary code or commands on the affected FortiExtender device. This could lead to unauthorized control over the device, potentially compromising its confidentiality, integrity, and availability.

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