{"id":"CVE-2026-16348","aliases":["EUVD-2026-65007","GHSA-55gr-958w-9j4g"],"status":"published","title":"Command Injection Vulnerability in VPN connection of Archer BE800","description":"An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection. \n\n\n\n\nSuccessful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.","severity":{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0215,"percentile":0.82282,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-78"],"published":"2026-08-24T17:25:46Z","modified":"2026-10-12T15:10:00Z","exploits":[{"source":"pocgithub","id":"Slagzz/CVE-2026-16348","title":"Slagzz/CVE-2026-16348","date":"2026-08-25","url":"https://github.com/Slagzz/CVE-2026-16348"}],"products":[{"vendor":"tp-link systems inc.","product":"archer be800 v1"}],"references":[{"url":"https://www.tp-link.com/us/support/download/archer-be800/v1/#Firmware","tags":["patch"]},{"url":"https://www.tp-link.com/en/support/download/archer-be800/v1/#Firmware","tags":["patch"]},{"url":"https://www.tp-link.com/us/support/faq/5264/","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16348"},{"url":"https://www.tp-link.com/us/support/faq/5264"},{"url":"https://github.com/advisories/GHSA-55gr-958w-9j4g"}],"sources":{"cve":[{"id":"CVE-2026-16348","title":"Command Injection Vulnerability in VPN connection of Archer BE800","description":"An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection. \n\n\n\n\nSuccessful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.","status":"published","published":"2026-08-24T17:25:46.598Z","modified":"2026-08-25T03:56:53.071Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L","level":"high","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-65007","description":"An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection. \n\n\n\n\nSuccessful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.","status":"published","published":"2026-08-24T17:25:46Z","modified":"2026-08-25T03:56:53Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L","level":"high"}],"updated_at":"2026-11-02T18:01:33.760029Z"}],"ghsa":[{"id":"GHSA-55gr-958w-9j4g","title":"An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker...","description":"An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection. \n\n\n\n\nSuccessful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.","status":"published","published":"2026-08-24T18:31:53Z","modified":"2026-08-24T18:31:59Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/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","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:10:54.092672Z"}],"nvd":[{"id":"CVE-2026-16348","description":"An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection. \n\n\n\n\nSuccessful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.","status":"published","published":"2026-08-24T18:16:59.71Z","modified":"2026-10-12T15:10:00.207Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/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","level":"high","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:12:41.018848Z"}]}}