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CVE-2026-22627 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: March 11, 2026

Fortinet FortiSwitchAXFixed - Buffer Overflow

Published: March 10, 2026Updated: March 11, 2026

Overview

Fortinet FortiSwitchAXFixed 1.0.0 through 1.0.1 contains a buffer overflow caused by unchecked buffer copy in LLDP packet processing, letting unauthenticated adjacent network attackers execute unauthorized code remotely, exploit requires crafted LLDP packet.

Severity & Score

Severity: High

CVSS Score: 8.8

Impact

Unauthenticated adjacent network attackers can execute arbitrary code, potentially leading to full device compromise.

Mitigation

Update to a version later than 1.0.1 or the latest available version.

References

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

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-22627
Severity: High
CVSS Score: 8.8
Type: buffer_overflow
Status: unconfirmed

CWE

CWE-120

CVSS Metrics

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H