{"id":"CVE-2026-36669","aliases":["EUVD-2026-45346","GHSA-r7q7-7frf-w3j4"],"status":"published","title":"An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3...","description":"An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3.11.13.11 allows remote attackers to upload malicious files (such as .html) to the web-accessible /tmp/ directory.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.0066,"percentile":0.51887,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-434"],"published":"2026-07-17T00:00:00Z","modified":"2026-10-24T20:10:00Z","exploits":[{"source":"pocgithub","id":"firstlax6t/CVE-2026-36669-FengOffice","title":"firstlax6t/CVE-2026-36669-FengOffice","date":"2026-07-15","url":"https://github.com/firstlax6t/CVE-2026-36669-FengOffice"}],"references":[{"url":"https://www.fengoffice.com/"},{"url":"https://github.com/firstlax6t/CVE-2026-36669-FengOffice","tags":["exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-36669"},{"url":"https://www.fengoffice.com"},{"url":"https://github.com/advisories/GHSA-r7q7-7frf-w3j4"}],"sources":{"cve":[{"id":"CVE-2026-36669","description":"An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3.11.13.11 allows remote attackers to upload malicious files (such as .html) to the web-accessible /tmp/ directory.","status":"published","published":"2026-07-17T00:00:00Z","modified":"2026-07-20T18:09:37.039Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:19:55.176387Z"}],"euvd":[{"id":"EUVD-2026-45346","description":"An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3.11.13.11 allows remote attackers to upload malicious files (such as .html) to the web-accessible /tmp/ directory.","status":"published","published":"2026-07-17T00:00:00Z","modified":"2026-07-20T18:09:37Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:19:48.530346Z"}],"ghsa":[{"id":"GHSA-r7q7-7frf-w3j4","title":"An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3...","description":"An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3.11.13.11 allows remote attackers to upload malicious files (such as .html) to the web-accessible /tmp/ directory.","status":"published","published":"2026-07-17T21:31:44Z","modified":"2026-07-20T21:32:47Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:09:37.555146Z"}],"nvd":[{"id":"CVE-2026-36669","description":"An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3.11.13.11 allows remote attackers to upload malicious files (such as .html) to the web-accessible /tmp/ directory.","status":"published","published":"2026-07-17T20:17:16.293Z","modified":"2026-10-24T20:10:00.137Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:12:30.250437Z"}]}}