Critical severity9.9NVD Advisory· Published Aug 13, 2026

CVE-2026-72841

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.

Affected products

Openwrt/luci-proto-openvpnllm-fuzzy

Patches

Vulnerability mechanics

References

github.com/openwrt/luci/security/advisories/GHSA-jjcx-c284-2qv8nvd
www.vulncheck.com/advisories/luci-app-openvpn-path-traversal-rce-via-instance-name2nvd

News mentions

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cvss	0.643
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000