{"id":"CVE-2026-19959","state":"PUBLISHED","title":"Edimax EW-7478APC formWanTcpipSetup stack-based overflow","description":"A weakness has been identified in Edimax EW-7478APC 1.04. This affects the function formWanTcpipSetup of the file /goform/formWanTcpipSetup. This manipulation of the argument pppUserName causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.","publishedAt":"2026-08-16T22:30:15.064Z","updatedAt":"2026-08-18T13:38:00.061Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","source":"VulDB"},"assigner":"VulDB","products":["Edimax EW-7478APC"],"affected":[{"vendor":"Edimax","product":"EW-7478APC","versions":[{"version":"1.04","status":"affected"}],"cpes":["cpe:2.3:a:edimax:ew-7478apc:*:*:*:*:*:*:*:*"]}],"references":["https://vuldb.com/vuln/391136","https://vuldb.com/vuln/391136/cti","https://vuldb.com/cve/CVE-2026-19959","https://vuldb.com/submit/872873","https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formWanTcpipSetup-34b53a41781f8047b36bd11dbcaa84dc?source=copy_link"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/19xxx/CVE-2026-19959.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19959","state":"PUBLISHED","datePublished":"2026-08-16T22:30:15.064Z","dateUpdated":"2026-08-18T13:38:00.061Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-08-16T07:07:38.069Z"},"containers":{"cna":{"title":"Edimax EW-7478APC formWanTcpipSetup stack-based overflow","descriptions":[{"lang":"en","value":"A weakness has been identified in Edimax EW-7478APC 1.04. This affects the function formWanTcpipSetup of the file /goform/formWanTcpipSetup. This manipulation of the argument pppUserName causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."}],"affected":[{"vendor":"Edimax","product":"EW-7478APC","versions":[{"version":"1.04","status":"affected"}],"cpes":["cpe:2.3:a:edimax:ew-7478apc:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://vuldb.com/vuln/391136","name":"VDB-391136 | Edimax EW-7478APC formWanTcpipSetup stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/391136/cti","name":"VDB-391136 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-19959","name":"CVE-2026-19959 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/872873","name":"Submit #872873 | EDIMAX EW-7478APC EW-7478APC 1.04 Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formWanTcpipSetup-34b53a41781f8047b36bd11dbcaa84dc?source=copy_link","tags":["exploit"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":9.4,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":9.9,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":9.9,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"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":"2026-08-16T22:30:15.064Z"},"timeline":[{"time":"2026-08-16T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-08-16T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-08-16T09:13:51.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"wxhwxhwxh_mie (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202608"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-18T13:29:49.825254Z","id":"CVE-2026-19959","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":"2026-08-18T13:38:00.061Z"}}]}}}