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EFM CVE-2026-2550

CRITICAL
Improper Access Control (CWE-284)
2026-02-16 cna@vuldb.com
9.8
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
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 - 21:54 vuln.today
CVE Published
Feb 16, 2026 - 10:16 nvd
CRITICAL 9.8

DescriptionNVD

A vulnerability was found in EFM iptime A6004MX 14.18.2. Affected is the function commit_vpncli_file_upload of the file /cgi/timepro.cgi. The manipulation results in unrestricted upload. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

ipTIME A6004MX router has an access control vulnerability in VPN client configuration enabling unauthorized network access.

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RemediationAI

Within 24 hours: Identify all EFM iptime A6004MX devices in your environment and assess their exposure to untrusted networks. Within 7 days: Implement network segmentation to isolate affected devices or disable remote access to the vulnerable /cgi/timepro.cgi endpoint using firewall rules. …

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CVE-2026-2550 vulnerability details – vuln.today

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