Description
Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated administrators to execute commands as root via an unvalidated multipart filename in the CBI FileUpload handler. Attackers can upload a valid OpenVPN configuration file through the VPN client config page with a filename containing $() shell substitution, which is passed through Lua %q to /bin/sh -c.
Published: 2026-11-13
Score: 8.6 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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History

Fri, 13 Nov 2026 09:45:00 +0000

Type Values Removed Values Added
Description Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated administrators to execute commands as root via an unvalidated multipart filename in the CBI FileUpload handler. Attackers can upload a valid OpenVPN configuration file through the VPN client config page with a filename containing $() shell substitution, which is passed through Lua %q to /bin/sh -c.
Title Cudy TR3000 before 2.5.42 Command Injection via VPN Configuration Upload Filename
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-13T09:36:53.086Z

Reserved: 2026-08-17T22:02:43.611Z

Link: CVE-2026-75576

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses