{"id":"CVE-2018-17128","aliases":["EUVD-2018-8906","GHSA-r7p2-q976-j5xh"],"status":"published","title":"A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode.","description":"A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode.","severity":{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.74752,"percentile":0.99506,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-79"],"published":"2018-09-17T04:00:00Z","modified":"2026-06-17T01:45:23Z","exploits":[{"source":"exploitdb","id":"EDB-45449","title":"MyBB Visual Editor 1.8.18 - Cross-Site Scripting","type":"webapps","platform":"php","date":"2018-09-24","url":"https://www.exploit-db.com/exploits/45449"}],"products":[{"vendor":"mybb","product":"mybb"}],"references":[{"url":"https://blog.mybb.com/2018/09/11/mybb-1-8-19-released-security-maintenance-release/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/45449/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-17128"},{"url":"https://github.com/advisories/GHSA-r7p2-q976-j5xh"}],"sources":{"cve":[{"id":"CVE-2018-17128","description":"A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode.","status":"published","published":"2018-09-17T04:00:00Z","modified":"2024-08-05T10:39:59.703Z","updated_at":"2026-11-02T14:35:07.672841Z"}],"euvd":[{"id":"EUVD-2018-8906","description":"A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode.","status":"published","published":"2018-09-17T04:00:00Z","modified":"2024-08-05T10:39:59Z","updated_at":"2026-11-03T02:39:39.229856Z"}],"ghsa":[{"id":"GHSA-r7p2-q976-j5xh","title":"A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode.","description":"A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode.","status":"published","published":"2022-05-14T02:01:47Z","modified":"2023-02-02T05:05:13Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:52:03.084435Z"}],"nvd":[{"id":"CVE-2018-17128","description":"A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode.","status":"published","published":"2018-09-17T04:29:00.953Z","modified":"2026-06-17T01:45:23.553Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:04:40.661264Z"}]}}