{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-71905","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-08-08T16:37:44.517Z","datePublished":"2026-08-24T17:07:40.253Z","dateUpdated":"2026-08-25T17:12:38.113Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-08-25T17:12:38.113Z"},"datePublic":"2026-08-24T00:00:00.000Z","title":"DrayTek VigorAP Multiple Models OS Command Injection via ExportSettings","descriptions":[{"lang":"en","value":"Multiple DrayTek VigorAP models contain a command injection vulnerability in the ExportSettings function. The vulnerability is caused by insufficient filtering of the backupkey, backuptype, and realtime fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary commands with root privileges. Exploitation requires valid administrative credentials for the device's web management interface."}],"problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-78","description":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"affected":[{"vendor":"DrayTek Corporation","product":"VigorAP 918R","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"1.4.11","status":"affected","versionType":"custom"}]},{"vendor":"DrayTek Corporation","product":"VigorAP 960C","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"1.4.12","status":"affected","versionType":"custom"}]},{"vendor":"DrayTek Corporation","product":"VigorAP 1060C","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"1.4.12","status":"affected","versionType":"custom"}]},{"vendor":"DrayTek Corporation","product":"VigorAP 906","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"1.4.13","status":"affected","versionType":"custom"}]},{"vendor":"DrayTek Corporation","product":"VigorAP 912C","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"1.4.15","status":"affected","versionType":"custom"}]},{"vendor":"DrayTek Corporation","product":"VigorAP 903","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"1.4.22","status":"affected","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:draytek:vigorap_918r_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.4.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:draytek:vigorap_960c_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.4.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:draytek:vigorap_1060c_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.4.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:draytek:vigorap_906_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.4.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:draytek:vigorap_912c_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.4.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:draytek:vigorap_903_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.4.22"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":7.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://www.draytek.com/about/security-advisory/multiple-remote-code-execution-and-buffer-overflow-vulnerabilities-in-vigorap-series-august-2026/","tags":["vendor-advisory"]},{"name":"VulnCheck Advisory: DrayTek VigorAP Multiple Models OS Command Injection via ExportSettings","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/draytek-vigorap-multiple-models-os-command-injection-via-exportsettings"}],"credits":[{"lang":"en","value":"Jincheng Wang (@winmt)","type":"finder"},{"lang":"en","value":"Le Yu (Nanjing University of Posts and Telecommunications)","type":"finder"},{"lang":"en","value":"Xiapu Luo (The Hong Kong Polytechnic University)","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-24T18:31:06.562543Z","id":"CVE-2026-71905","options":[{"Exploitation":"none"},{"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":"2026-08-24T18:31:23.614Z"}}]}}