{"id":"CVE-2026-5609","title":"A flaw has been found in Tenda i12 1.0.0.11(3862)","summary":"A flaw has been found in Tenda i12 1.0.0.11(3862). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset of the component Parameter Handler. This manipulation of the argument index/wl_radio causes …","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-119","CWE-121"],"vendor":"tenda","product":"i12_firmware","affected":["i12_firmware = 1.0.0.11(3862)"],"published":"2026-04-06","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-5609","references":[{"url":"https://github.com/Litengzheng/vuldb_new/blob/main/i12/vul_107/README.md","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/785337","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/355400","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/355400/cti","label":"cna@vuldb.com"},{"url":"https://www.tenda.com.cn/","label":"cna@vuldb.com"}],"tags":["nvd"],"epss":0.00632,"epssPercentile":0.48616,"ingestedAt":"2026-07-24T09:23:51.710Z","slug":"CVE-2026-5609","body":"## Overview\n\nA flaw has been found in Tenda i12 1.0.0.11(3862). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset of the component Parameter Handler. This manipulation of the argument index/wl_radio causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.\n\n## Affected\n\n- `i12_firmware = 1.0.0.11(3862)`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":49,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}