CVE-2026-72841

Published: Aug 13, 2026Modified: Aug 18, 2026

9.4

Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less

Source: disclosure@vulncheck.com (Secondary)

Description

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.

Related CWEs

CWE-73

External Control of File Name or Path

The product allows user input to control or influence paths or file names that are used in filesystem operations.

References (3)

https://github.com/openwrt/luci/security/advisories/GHSA-jjcx-c284-2qv8

Source: disclosure@vulncheck.com

https://www.vulncheck.com/advisories/luci-app-openvpn-path-traversal-rce-via-instance-name2

Source: disclosure@vulncheck.com

https://github.com/openwrt/luci/security/advisories/GHSA-jjcx-c284-2qv8

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Timeline

No history available yet.