{"affected":[{"defaultStatus":"unaffected","product":"TR3000 1.0","source":"CNA: VulnCheck","vendor":"Shenzhen Cudy Technology Co., Ltd.","versions":[{"lessThan":"2.5.42","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.5.42","versionType":"semver"}]}],"cveId":"CVE-2026-75578","cwes":["CWE-78"],"description":"Cudy TR3000 before 2.5.42 contains a command injection vulnerability in luci/model/cbi/vpn/openvpn/client.lua, which embeds the shellquote()-quoted remote host token of an uploaded OpenVPN configuration inside an already single-quoted sed program run by os.execute(), so the nested quotes terminate the outer quote. Authenticated administrators can upload an .ovpn file whose remote host token contains a semicolon to execute arbitrary commands as root.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.6,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":7.2,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},{"score":8.6,"severity":"high","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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","version":"4.0"},{"score":7.2,"severity":"high","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794565097593,"publishedAt":1794562611764,"references":[{"source":"CNA: VulnCheck","tags":["release-notes"],"url":"https://www.cudy.com/en-us/pages/download-center/tr3000-1-0"},{"source":"CNA: VulnCheck","tags":["patch"],"url":"https://d1jvyy13vm72kv.cloudfront.net/device/upgrade/m_upgrade_TR3000_256MB_Flash-R103-2.5.42-20261103-160202-sysupgrade_82672.zip"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/cudy-tr3000-before-2.5.42-command-injection-via-openvpn-client-configuration-upload"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://d1jvyy13vm72kv.cloudfront.net/device/upgrade/m_upgrade_TR3000_256MB_Flash-R103-2.5.42-20261103-160202-sysupgrade_82672.zip"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.cudy.com/en-us/pages/download-center/tr3000-1-0"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/cudy-tr3000-before-2.5.42-command-injection-via-openvpn-client-configuration-upload"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://d1jvyy13vm72kv.cloudfront.net/device/upgrade/m_upgrade_TR3000_256MB_Flash-R103-2.5.42-20261103-160202-sysupgrade_82672.zip"}],"revision":"d447e6679c0cf55a5cb70f163a76b750844e81a7013238dac6ea9f2261732193","sources":[{"modifiedAt":1794562611764,"name":"CNA: VulnCheck","retrievedAt":1794564896830,"url":"https://www.cve.org/CVERecord?id=CVE-2026-75578"},{"modifiedAt":1794565097593,"name":"NVD","retrievedAt":1794572262513,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-75578"}],"ssvc":null,"status":"published","title":"Cudy TR3000 before 2.5.42 Command Injection via OpenVPN Client Configuration Upload","updatedAt":1794572262513}