{"id":"CVE-2026-113390","state":"PUBLISHED","title":"DrayTek Vigor2960 CGI mainfunction.cgi sub_182B0 os command injection","description":"A flaw has been found in DrayTek Vigor2960 1.5.1.6 Revision 8218. Affected by this issue is the function sub_182B0 of the file /cgi-bin/mainfunction.cgi of the component CGI Interface. This manipulation of the argument usefile/usescript/option causes os command injection. Remote exploitation of the attack is possible. The exploit has been published and may be used. The vendor explains: \"2960 1.5.1.7 has corrected many security issues. And 2960 is EoS with limited support, only major issues would be reviewed(e.g. unauthenticated vuln.)\". This vulnerability only affects products that are no longer supported by the maintainer.","publishedAt":"2026-10-20T12:30:17.628Z","updatedAt":"2026-10-22T21:23:26.169Z","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":["DrayTek Vigor2960"],"affected":[{"vendor":"DrayTek","product":"Vigor2960","versions":[{"version":"1.5.1.6 Revision 8218","status":"affected"}],"cpes":["cpe:2.3:o:draytek:vigor2960_firmware:*:*:*:*:*:*:*:*"],"modules":["CGI Interface"]}],"references":["https://vuldb.com/vuln/422666","https://vuldb.com/vuln/422666/cti","https://vuldb.com/cve/CVE-2026-113390","https://vuldb.com/submit/992224","https://github.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/tree/main/cases/DRV2960-0007-authenticated-jsonstatus-usefile-file-clobber"],"weaknesses":["CWE-78","CWE-77"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/113xxx/CVE-2026-113390.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-113390","state":"PUBLISHED","datePublished":"2026-10-20T12:30:17.628Z","dateUpdated":"2026-10-22T21:23:26.169Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-10-20T05:50:11.398Z"},"containers":{"cna":{"title":"DrayTek Vigor2960 CGI mainfunction.cgi sub_182B0 os command injection","descriptions":[{"lang":"en","value":"A flaw has been found in DrayTek Vigor2960 1.5.1.6 Revision 8218. Affected by this issue is the function sub_182B0 of the file /cgi-bin/mainfunction.cgi of the component CGI Interface. This manipulation of the argument usefile/usescript/option causes os command injection. Remote exploitation of the attack is possible. The exploit has been published and may be used. The vendor explains: \"2960 1.5.1.7 has corrected many security issues. And 2960 is EoS with limited support, only major issues would be reviewed(e.g. unauthenticated vuln.)\". This vulnerability only affects products that are no longer supported by the maintainer."}],"affected":[{"vendor":"DrayTek","product":"Vigor2960","versions":[{"version":"1.5.1.6 Revision 8218","status":"affected"}],"cpes":["cpe:2.3:o:draytek:vigor2960_firmware:*:*:*:*:*:*:*:*"],"modules":["CGI Interface"]}],"references":[{"url":"https://vuldb.com/vuln/422666","name":"VDB-422666 | DrayTek Vigor2960 CGI mainfunction.cgi sub_182B0 os command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/422666/cti","name":"VDB-422666 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-113390","name":"CVE-2026-113390 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/992224","name":"Submit #992224 | DrayTek Vigor2960 Vigor2960 1.5.1.6 (revision 8218) Authenticated jsonstatus File Operations and Multi-Sink Command","tags":["third-party-advisory"]},{"url":"https://github.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/tree/main/cases/DRV2960-0007-authenticated-jsonstatus-usefile-file-clobber","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-78","type":"CWE","lang":"en","description":"OS Command Injection"}]},{"descriptions":[{"cweId":"CWE-77","type":"CWE","lang":"en","description":"Command Injection"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-10-20T12:30:17.628Z"},"timeline":[{"time":"2026-10-20T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-10-20T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-10-20T07:55:48.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"eqqie (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"tags":["unsupported-when-assigned"],"x_generator":["VulDB PVTS v202610"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-22T21:23:15.658500Z","id":"CVE-2026-113390","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":"2026-10-22T21:23:26.169Z"}}]}}}