CVE-2026-22627

A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiSwitchAXFixed 1.0.0 through 1.0.1 may allow an unauthenticated attacker within the same adjacent network to execute unauthorized code or commands on the device via sending a crafted LLDP packet.

Score

CVSS 3.1 8.8 High

Status

Analyzed - psirt@fortinet.com

Published

2026-03-10

Last modified

2026-03-12

Weaknesses

CWE-120

Affected products

• Fortiswitchaxfixed (Fortinet)

References

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