{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-87760", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-09-09T07:22:39.450Z", "datePublished": "2026-10-11T06:00:15.037Z", "dateUpdated": "2026-10-11T06:00:15.037Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-10-11T06:00:15.037Z"}, "title": "Web Vitals Tracking <= 5.4.2 - Unauthenticated Stored XSS via Tracking Beacon Metric Name", "problemTypes": [{"descriptions": [{"description": "CWE-79 Cross-Site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Web Vitals Tracking", "versions": [{"status": "affected", "versionType": "semver", "version": "0", "lessThanOrEqual": "5.4.2"}], "defaultStatus": "unknown"}], "descriptions": [{"lang": "en", "value": "The Web Vitals Tracking WordPress plugin through 5.4.2 does not validate or escape performance measurements submitted by unauthenticated visitors before storing them and outputting them in a script context on an administrative page, allowing unauthenticated attackers to perform Stored Cross-Site Scripting attacks against administrators."}], "references": [{"url": "https://wpscan.com/vulnerability/c6250c43-42c5-4c76-9eb9-2b35ba461e8c/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Pablo Gonz\u00e1lez P\u00e9rez", "type": "finder"}, {"lang": "en", "value": "Francisco Jos\u00e9 Ram\u00edrez Vicente and I\u00f1igo S\u00e1nchez Enciso", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "Web Vitals Tracking", "vendor": "Unknown", "versions": [{"lessThanOrEqual": "5.4.2", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "contact@wpscan.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Web Vitals Tracking WordPress plugin through 5.4.2 does not validate or escape performance measurements submitted by unauthenticated visitors before storing them and outputting them in a script context on an administrative page, allowing unauthenticated attackers to perform Stored Cross-Site Scripting attacks against administrators."}], "id": "CVE-2026-87760", "lastModified": "2026-10-11T07:17:26.573", "metrics": {}, "published": "2026-10-11T07:17:26.573", "references": [{"source": "contact@wpscan.com", "url": "https://wpscan.com/vulnerability/c6250c43-42c5-4c76-9eb9-2b35ba461e8c/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Received"}

{}

{"created": "2026-10-11T07:45:18.268385+00:00", "updated": "2026-10-11T07:45:18.268391+00:00", "vendors": [], "weaknesses": ["CWE-79"]}