PT-2026-53682 · Openwrt · Luci

Lujie · Published 2026-06-29 · Updated 2026-06-29 · CVE-2026-57999

NVD

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

luci-app-tailscale-community contains a command injection vulnerability in the tailscale.do login RPC method that allows authenticated users to execute arbitrary commands as root. The vulnerability exists because user-controlled loginserver and loginserver authkey parameters are improperly quoted within a double-quoted shell command, allowing shell substitutions like $() to be evaluated by the outer shell before argument processing.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2026-57999

Affected Products

Luci

References · 3

• https://github.com/openwrt/luci/security/advisories/GHSA-xwc5-mx58-rh35 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-57999 · Security Note
• https://vulncheck.com/advisories/luci-app-tailscale-community-command-injection-via-tailscale-do-login-rpc · Note