{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-87901","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","state":"PUBLISHED","assignerShortName":"hackerone","dateReserved":"2026-09-09T15:00:00.574Z","datePublished":"2026-10-23T16:15:05.780Z","dateUpdated":"2026-10-23T16:15:05.780Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper sanitization in the registration module allows reflected Cross-Site Scripting."}],"affected":[{"defaultStatus":"unaffected","vendor":"phpBB","product":"phpBB","versions":[{"version":"3.3.0","status":"affected","lessThanOrEqual":"3.3.18","versionType":"semver"}]}],"references":[{"url":"https://www.phpbb.com/community/viewtopic.php?t=2675305"}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L","baseScore":8.3,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","cweId":"CWE-79","description":"CWE-79 Cross-site Scripting (XSS) - Reflected"}]}],"credits":[{"lang":"en","value":"Aikido Security (aikido_security)","type":"finder"}],"providerMetadata":{"orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","shortName":"hackerone","dateUpdated":"2026-10-23T16:15:05.780Z"}}}}