CVE-2026-22627

HIGH
2026-03-10 [email protected]
8.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Mar 10, 2026 - 18:18 nvd
HIGH 8.8

Tags

Fortinet Buffer Overflow

Description

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.

Analysis

vulnerability in Fortinet FortiSwitchAXFixed 1.0.0 versions up to 1.0.1 is affected by classic buffer overflow (CVSS 8.8).

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Remediation

Within 24 hours: Inventory all FortiSwitchAX deployments and isolate affected devices (1.0.0-1.0.1) from untrusted networks; implement network segmentation and restrict administrative access. Within 7 days: Deploy compensating controls including enhanced network monitoring and WAF rules to detect exploit attempts; consider firmware rollback to pre-1.0.0 versions if available. …

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Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +44
POC: 0

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CVE-2026-22627 vulnerability details – vuln.today
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