{"schemaVersion":3,"id":"CVE-2026-9441","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"A security flaw has been discovered in Edimax BR-6478AC 1.23. Affected by this issue is the function formiNICbasic of the file /goform/formiNICbasic of the component POST Request Handler. Performing a manipulation of the argument rootAPmac results in command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.","dates":{"published":"2026-05-25T08:15:09.211Z","modified":"2026-05-26T16:00:18.869Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"CVE.org","vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":6.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":6.3,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"CVE.org","score":6.5,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":2.1,"severity":"low","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.5,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.02378,"percentile":0.83728,"severity":"low","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":-9.343,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.11721},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.02378,"percentile":0.83728}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.11721,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01986,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02378,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.02378,"percentile":0.83728}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_2BAF3991DF6330D1","name":"Exploit Reference (lavender-bicycle-a5a.notion.site)","source":"reference","url":"https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formiNICbasic-34b53a41781f808bbc45e8ca54f93dd1?source=copy_link","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-74","name":"Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","description":"The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.","type":"weakness","status":"Incomplete","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/74.html"},{"id":"CWE-77","name":"Improper Neutralization of Special Elements used in a Command ('Command Injection')","description":"The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/77.html"}],"affected":[{"vendor":"edimax","product":"br-6478ac_firmware","name":"br-6478ac firmware","label":"br-6478ac_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"1.23","noFixRecorded":false,"fixedIn":null}],"versionsText":"1.23","eol":null,"hubHref":"/vendor/edimax/br-6478ac"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://vuldb.com/vuln/365422","label":"vuldb.com/vuln/365422","hostname":"vuldb.com","tags":["VDB Entry","Technical Description"]},{"url":"https://vuldb.com/vuln/365422/cti","label":"vuldb.com/vuln/365422/cti","hostname":"vuldb.com","tags":["Signature","Permissions Required"]},{"url":"https://vuldb.com/submit/818450","label":"vuldb.com/submit/818450","hostname":"vuldb.com","tags":["Third Party Advisory"]},{"url":"https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formiNICbasic-34b53a41781f808bbc45e8ca54f93dd1?source=copy_link","label":"lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formiNICbasic-34b53a41781f808bbc45e8ca54f93dd1","hostname":"lavender-bicycle-a5a.notion.site","tags":["Exploit"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-05-25T08:15:09.211Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-05-26T16:00:18.869Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":36,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T11:29:46.950Z","stale":false,"partial":false}}