{"id":"CVE-2018-25249","title":"MyBB My Arcade Plugin 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through arcade game score comments","summary":"MyBB My Arcade Plugin 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through arcade game score comments. Attackers can add crafted HTML and JavaScript payloads in …","severity":"medium","cvss":6.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"mybb","product":"my_arcade","affected":["my_arcade = 1.3"],"published":"2026-04-04","updated":"2026-07-21","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2018-25249","references":[{"url":"https://community.mybb.com/mods.php?action=view&pid=411","label":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/44186","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/mybb-my-arcade-plugin-persistent-xss-via-comment","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00254,"epssPercentile":0.17296,"ingestedAt":"2026-07-21T16:51:41.638Z","slug":"CVE-2018-25249","body":"## Overview\n\nMyBB My Arcade Plugin 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through arcade game score comments. Attackers can add crafted HTML and JavaScript payloads in the comment field that execute when other users view or edit the comment.\n\n## Affected\n\n- `my_arcade = 1.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":35.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}