{"id":"CVE-2016-9405","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-9405","generatedAt":"2026-10-28T19:45:59.626Z","title":"Cross-site scripting (XSS) vulnerability in member validation in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 might allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.","description":"Cross-site scripting (XSS) vulnerability in member validation in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 might allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.","published":"2017-01-31T22:59:01.000Z","lastModified":"2026-06-17T00:55:59.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["mybb/merge system","mybb/mybb"],"epss":{"score":0.01271,"percentile":0.69693,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.27%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2016/11/10/8","tags":["Mailing List","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2016/11/18/1","tags":["Mailing List","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/94395","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://blog.mybb.com/2016/03/11/mybb-1-8-7-merge-system-1-8-7-release/","tags":["Patch","Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2016/11/10/8","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2016/11/18/1","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/94395","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://blog.mybb.com/2016/03/11/mybb-1-8-7-merge-system-1-8-7-release/","tags":["Patch","Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-9405","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."}