{"id":"CVE-2026-3040","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-3040","generatedAt":"2026-10-28T00:52:38.396Z","title":"A vulnerability was identified in DrayTek Vigor 300B up to 1.5.1.6.","description":"A vulnerability was identified in DrayTek Vigor 300B up to 1.5.1.6. This affects the function cgiGetFile of the file /cgi-bin/mainfunction.cgi/uploadlangs of the component Web Management Interface. The manipulation of the argument File leads to os command injection. The attack may be initiated remotely. The exploit is publicly available and might be used. The vendor confirms that \"300B is EoL, and this is an authenticated vulnerability. We don't plan to fix it.\" This vulnerability only affects products that are no longer supported by the maintainer.","published":"2026-02-23T22:16:26.000Z","lastModified":"2026-06-17T10:42:55.000Z","status":"Analyzed","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":2,"severity":"LOW","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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/M"},"cwe":["CWE-77","CWE-78"],"affected":["draytek/vigor300b firmware"],"epss":{"score":0.10148,"percentile":0.9562,"date":"2026-10-26","history":[{"date":"2026-09-24","score":0.07168,"percentile":0.94056},{"date":"2026-10-25","score":0.10148,"percentile":0.95619}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 10.1%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-10-25T00:00:00.000Z","detail":{"to":0.10148,"from":0.07993,"percentile":0.95619},"summary":"EPSS moved from 8.0% to 10.1% probability of exploitation in the next thirty days."}],"references":[{"url":"https://github.com/master-abc/cve/issues/42","tags":["Exploit","Issue Tracking"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?ctiid.347394","tags":["Permissions Required","Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?id.347394","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?submit.757126","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-3040","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}