{"id":"CVE-2026-5686","title":"A security flaw has been discovered in Tenda CX12L 16.03.53.12","summary":"A security flaw has been discovered in Tenda CX12L 16.03.53.12. This vulnerability affects the function fromRouteStatic of the file /goform/RouteStatic. The manipulation of the argument page results in stack-based buffer overflow. The at…","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":"cx12l_firmware","affected":["cx12l_firmware = 16.03.53.12"],"published":"2026-04-06","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-5686","references":[{"url":"https://github.com/cve-a/lvdan/issues/4","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/792783","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/355513","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/355513/cti","label":"cna@vuldb.com"},{"url":"https://www.tenda.com.cn/","label":"cna@vuldb.com"}],"tags":["nvd"],"epss":0.00669,"epssPercentile":0.50153,"ingestedAt":"2026-07-24T09:23:52.450Z","slug":"CVE-2026-5686","body":"## Overview\n\nA security flaw has been discovered in Tenda CX12L 16.03.53.12. This vulnerability affects the function fromRouteStatic of the file /goform/RouteStatic. The manipulation of the argument page results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.\n\n## Affected\n\n- `cx12l_firmware = 16.03.53.12`\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":[]}