CVE-2026-72841

luci-app-openvpn fails to properly validate the instance_name2 parameter during file upload, allowing authenticated users to perform path traversal and write arbitrary files outside the intended directory. Attackers can upload malicious payloads to gain persistent root code execution by placing SSH keys in system directories accessible on reboot.

CVSS v3 9.9 CRITICAL

9.9^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://github.com/openwrt/luci/security/advisories/GHSA-jjcx-c284-2qv8
https://www.vulncheck.com/advisories/luci-app-openvpn-path-traversal-rce-via-instance-name2
https://github.com/openwrt/luci/security/advisories/GHSA-jjcx-c284-2qv8

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-13 22:17

Updated : 2026-09-09 20:35

NVD link : CVE-2026-72841

Mitre link : CVE-2026-72841

CVE.ORG link : CVE-2026-72841

JSON object : View

Products Affected

No product.

CWE

CWE-73

External Control of File Name or Path

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