Buffer Overflow Vulnerability in Fortinet FortiSwitchAXFixed
CVE-2026-22627

7.7HIGH

Key Information:

Vendor

Fortinet
Status
Fortiswitchaxfixed
Vendor
CVE Published:
10 March 2026

What is CVE-2026-22627?

A buffer overflow vulnerability in Fortinet's FortiSwitchAXFixed versions 1.0.0 to 1.0.1 allows unauthenticated attackers on the same network to execute unauthorized code. Exploitation occurs when a malicious actor sends a specially crafted LLDP packet to the device, posing a significant risk to network integrity and security. Ensure your systems are monitored and up-to-date to defend against potential threats.

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Affected Version(s)

FortiSwitchAXFixed 1.0.0 <= 1.0.1

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-086

CVSS V3.1

Score:
7.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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