{"id":"CVE-2026-9426","state":"PUBLISHED","title":"Edimax EW-7438RPn formHwSet stack-based overflow","description":"A vulnerability was detected in Edimax EW-7438RPn 1.31. This affects the function formHwSet of the file /goform/formHwSet. The manipulation of the argument Anntena/Mcs/regDomain/nic0Addr/nic1Addr/wlanAddr/wanAddr/wlanSSID/wlanChan/initgain/txcck/txofdm/submit-url results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.","publishedAt":"2026-05-25T04:30:09.505Z","updatedAt":"2026-05-26T14:12:17.764Z","severity":{"score":8.7,"label":"High","version":"4.0","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","source":"VulDB"},"assigner":"VulDB","products":["Edimax EW-7438RPn"],"affected":[{"vendor":"Edimax","product":"EW-7438RPn","versions":[{"version":"1.31","status":"affected"}],"cpes":["cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*"]}],"references":["https://vuldb.com/vuln/365407","https://vuldb.com/vuln/365407/cti","https://vuldb.com/submit/813894","https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_10/10.md"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:13:52.441Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/9xxx/CVE-2026-9426.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-9426","state":"PUBLISHED","datePublished":"2026-05-25T04:30:09.505Z","dateUpdated":"2026-05-26T14:12:17.764Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-05-24T06:59:18.177Z"},"containers":{"cna":{"title":"Edimax EW-7438RPn formHwSet stack-based overflow","descriptions":[{"lang":"en","value":"A vulnerability was detected in Edimax EW-7438RPn 1.31. This affects the function formHwSet of the file /goform/formHwSet. The manipulation of the argument Anntena/Mcs/regDomain/nic0Addr/nic1Addr/wlanAddr/wanAddr/wlanSSID/wlanChan/initgain/txcck/txofdm/submit-url results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."}],"affected":[{"vendor":"Edimax","product":"EW-7438RPn","versions":[{"version":"1.31","status":"affected"}],"cpes":["cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://vuldb.com/vuln/365407","name":"VDB-365407 | Edimax EW-7438RPn formHwSet stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/365407/cti","name":"VDB-365407 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/submit/813894","name":"Submit #813894 | Edimax EW-7438RPn 1.31 Stack-based Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_10/10.md","tags":["exploit"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","type":"CWE","lang":"en","description":"Stack-based Buffer Overflow"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-05-25T04:30:09.505Z"},"timeline":[{"time":"2026-05-24T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-05-24T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-05-24T09:04:37.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Bond_yes (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-26T14:11:40.977808Z","id":"CVE-2026-9426","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-26T14:12:17.764Z"}}]}}}