{"id":"CVE-2017-16780","aliases":["EUVD-2017-7959","GHSA-666r-c2v5-8x54"],"status":"published","title":"The installer in MyBB before 1.8.13 allows remote attackers to execute arbitrary code by writing...","description":"The installer in MyBB before 1.8.13 allows remote attackers to execute arbitrary code by writing to the configuration file.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05766,"percentile":0.93134,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-352"],"published":"2017-11-10T23:00:00Z","modified":"2026-06-17T01:09:54Z","exploits":[{"source":"exploitdb","id":"EDB-43136","title":"MyBB 1.8.13 - Remote Code Execution","type":"webapps","platform":"php","date":"2017-11-11","verified":true,"url":"https://www.exploit-db.com/exploits/43136"}],"products":[{"vendor":"mybb","product":"mybb"}],"references":[{"url":"https://blog.mybb.com/2017/11/07/mybb-1-8-13-released-security-maintenance-release/","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/43136/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-16780"},{"url":"https://blog.mybb.com/2017/11/07/mybb-1-8-13-released-security-maintenance-release"},{"url":"https://www.exploit-db.com/exploits/43136"},{"url":"https://github.com/advisories/GHSA-666r-c2v5-8x54"}],"sources":{"cve":[{"id":"CVE-2017-16780","description":"The installer in MyBB before 1.8.13 allows remote attackers to execute arbitrary code by writing to the configuration file.","status":"published","published":"2017-11-10T23:00:00Z","modified":"2024-08-05T20:35:20.955Z","updated_at":"2026-11-02T14:33:21.142987Z"}],"euvd":[{"id":"EUVD-2017-7959","description":"The installer in MyBB before 1.8.13 allows remote attackers to execute arbitrary code by writing to the configuration file.","status":"published","published":"2017-11-10T23:00:00Z","modified":"2024-08-05T20:35:20Z","updated_at":"2026-11-03T02:23:11.533108Z"}],"ghsa":[{"id":"GHSA-666r-c2v5-8x54","title":"The installer in MyBB before 1.8.13 allows remote attackers to execute arbitrary code by writing...","description":"The installer in MyBB before 1.8.13 allows remote attackers to execute arbitrary code by writing to the configuration file.","status":"published","published":"2022-05-13T01:44:11Z","modified":"2025-04-20T03:49:16Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T15:01:55.641204Z"}],"nvd":[{"id":"CVE-2017-16780","description":"The installer in MyBB before 1.8.13 allows remote attackers to execute arbitrary code by writing to the configuration file.","status":"published","published":"2017-11-10T23:29:00.243Z","modified":"2026-06-17T01:09:54.763Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:04:08.635428Z"}]}}