{"id":"CVE-2026-102294","title":"TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration","summary":"TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execu…","severity":"high","cvss":8.5,"cvssVector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","cwe":["CWE-78"],"vendor":"TP-Link System Inc.","product":"TL-WR841N v14","affected":["tl-wr841n_v14 < 4.19 Build 260821 (EN)","tl-wr841n_v14 < 4.19 Build 260820 (US)"],"published":"2026-10-01","updated":"2026-10-01","sourceUpdated":"2026-10-01T20:36:38.330","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-102294","references":[{"url":"https://www.tp-link.com/en/support/download/tl-wr841n/v14/#Firmware","label":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/download/tl-wr841n/v14/#Firmware","label":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/faq/5320/","label":"f23511db-6c3e-4e32-a477-6aa17d310630"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-01T17:48:15.761569Z"},"cvssSource":"cna","ingestedAt":"2026-10-01T18:55:42.367Z","slug":"CVE-2026-102294","body":"## Overview\n\nTP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execute arbitrary operating system commands. \n\nSuccessful exploitation may allow unauthorized access to sensitive information, modification of device configuration or services, and disruption of device operation.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":46.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}