What is CVE-2026-58000?

CVE-2026-58000 is a high-severity vulnerability in Openwrt Luci, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-06-29.

How severe is CVE-2026-58000?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Openwrt Luci

CVE-2026-58000

luci-proto-openvpn through 0.11.1, fixed in commit e4ff45e, contains a command injection vulnerability in the generateKey ubus method where the cl_meta parameter is interpolated into a shell command without proper escaping or quoting. An authenticated LuCI user with OpenVPN protocol configuration access can inject arbitrary shell metacharacters into cl_meta to execute commands as root via the popen function.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.014 (69.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Openwrt Luci — versions 0, e4ff45ecbc6ad212951815c8c99b2749fbd7de6b
Openwrt Luci-proto-openvpn — versions 0, e4ff45ecbc6ad212951815c8c99b2749fbd7de6b

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-58000?: CVE-2026-58000 is a high-severity vulnerability in Openwrt Luci, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-06-29.
How severe is CVE-2026-58000?: High severity. CVSS v3 base score is 8.8 out of 10.