{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4490","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-03-20T08:32:39.827Z","datePublished":"2026-03-20T16:32:13.337Z","dateUpdated":"2026-03-20T21:29:13.459Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-03-20T16:32:13.337Z"},"title":"Tenda A18 Pro openSchedWifi setSchedWifi stack-based overflow","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-121","lang":"en","description":"Stack-based Buffer Overflow"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-119","lang":"en","description":"Memory Corruption"}]}],"affected":[{"vendor":"Tenda","product":"A18 Pro","versions":[{"version":"02.03.02.28","status":"affected"}]}],"descriptions":[{"lang":"en","value":"A flaw has been found in Tenda A18 Pro 02.03.02.28. This issue affects the function setSchedWifi of the file /goform/openSchedWifi. This manipulation causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.7,"vectorString":"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","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-03-20T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-03-20T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-03-20T09:38:00.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"lilukun (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/?id.352016","name":"VDB-352016 | Tenda A18 Pro openSchedWifi setSchedWifi stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.352016","name":"VDB-352016 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.773670","name":"Submit #773670 | Tenda A18pro V02.03.02.28 Stack-based Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/lilukun337/cve/issues/2","tags":["exploit","issue-tracking"]},{"url":"https://www.tenda.com.cn/","tags":["product"]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-20T21:29:02.273953Z","id":"CVE-2026-4490","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-20T21:29:13.459Z"}}]}}