{"id":"CVE-2026-2203","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-2203","generatedAt":"2026-10-28T08:10:17.897Z","title":"Affected by this vulnerability is an unknown functionality of the file /goform/fast_setting_wifi_set of the component Embedded Httpd Service.","description":"A flaw has been found in Tenda AC8 16.03.33.05. Affected by this vulnerability is an unknown functionality of the file /goform/fast_setting_wifi_set of the component Embedded Httpd Service. This manipulation of the argument timeZone causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.","published":"2026-02-09T03:16:14.000Z","lastModified":"2026-06-17T10:30:32.000Z","status":"Analyzed","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":7.4,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-119","CWE-120"],"affected":["tenda/ac8 firmware"],"epss":{"score":0.00826,"percentile":0.5723,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.md","tags":["Exploit","Third Party Advisory"],"source":"cna@vuldb.com"},{"url":"https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.md#poc","tags":["Exploit","Third Party Advisory"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?ctiid.344906","tags":["Permissions Required","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?id.344906","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?submit.750226","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://www.tenda.com.cn/","tags":["Product"],"source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-2203","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}