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CVE-2026-22627

HIGH CVSS 3.1: 8.8 EPSS 0.02%
Updated Mar 10, 2026
Fortinet
Parameter Value
CVSS 8.8 (HIGH)
Type CWE-120 (Buffer Copy without Checking Size)
Vendor Fortinet
Public PoC No

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.

Attack Parameters

Attack Vector
Adjacent
Requires local network access
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1