{"schema":"threatline.record/2","record":{"id":"CVE-2026-109109","aliases":[],"summary":"Wavlink WL-WN530BE1-A Settings Export CGI ExportAllSettings.cgi strcpy stack-based overflow","details":"A vulnerability was detected in Wavlink WL-WN530BE1-A 251117. This vulnerability affects the function strcpy of the file /cgi-bin/ExportAllSettings.cgi of the component Settings Export CGI. Performing a manipulation of the argument HTTP_COOKIE/X-Cmd results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.","categories":["Network & edge"],"product":"WL-WN530BE1-A","vendor":"Wavlink","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109109","source_modified_at":"2026-10-14T13:39:21.755Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"WL-WN530BE1-A","vendor":"Wavlink","versions":[{"version":"251117","status":"affected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":10,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00584,"percentile":0.47202,"score_date":"2026-10-23"},"published_at":"2026-10-13T07:45:17.295Z","modified_at":"2026-10-14T13:39:21.755Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109109","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-14T13:39:21.755Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109109","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://vuldb.com/vuln/416860","tags":["vdb-entry","technical-description"]},{"source":"CVE List","url":"https://vuldb.com/vuln/416860/cti","tags":["signature","permissions-required"]},{"source":"CVE List","url":"https://vuldb.com/cve/CVE-2026-109109","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://vuldb.com/submit/909191","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://gist.github.com/Rauzk/9ef4fe7574e5689386cc43139f4cf9e1","tags":["broken-link","exploit"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"total","assessed_at":"2026-10-14T13:38:48.870463Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"vendor and product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-14T13:39:21.755Z","content_hash":"84f293b818f0e22c7272c6d49c5e4587ca3e45653bc967d4aa6bb56a00111f76"}}