{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91049", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-09-14T17:15:02.383Z", "datePublished": "2026-11-05T06:00:27.687Z", "dateUpdated": "2026-11-05T06:00:27.687Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-11-05T06:00:27.687Z"}, "title": "EWWW Image Optimizer 8.7.4 - 8.9.0 - Author+ Stored XSS via 'data-script' Lazy Load Attribute", "problemTypes": [{"descriptions": [{"description": "CWE-79 Cross-Site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "EWWW Image Optimizer", "versions": [{"status": "affected", "versionType": "semver", "version": "8.7.4", "lessThan": "8.9.1"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The EWWW Image Optimizer WordPress plugin before 8.9.1 does not properly sanitize and restrict a value in post content before using it to dynamically load and execute a script in the page, allowing authenticated attackers with author-level access and above to inject arbitrary web scripts that run in the session of any user who views the affected page, including administrators.\n\nThis is an incomplete fix of CVE-2026-15446: the origin and path restrictions added from 8.7.4 onward were each bypassable, so versions 8.7.4 through 8.9.0 remain affected."}], "references": [{"url": "https://wpscan.com/vulnerability/cdaf3779-3e8a-4997-9868-707bcc06f9a7/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Charles Vosburgh", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "EWWW Image Optimizer", "vendor": "Unknown", "versions": [{"lessThan": "8.9.1", "status": "affected", "version": "8.7.4", "versionType": "semver"}]}], "source": "contact@wpscan.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The EWWW Image Optimizer WordPress plugin before 8.9.1 does not properly sanitize and restrict a value in post content before using it to dynamically load and execute a script in the page, allowing authenticated attackers with author-level access and above to inject arbitrary web scripts that run in the session of any user who views the affected page, including administrators.\n\nThis is an incomplete fix of CVE-2026-15446: the origin and path restrictions added from 8.7.4 onward were each bypassable, so versions 8.7.4 through 8.9.0 remain affected."}], "id": "CVE-2026-91049", "lastModified": "2026-11-05T06:17:10.317", "metrics": {}, "published": "2026-11-05T06:17:10.317", "references": [{"source": "contact@wpscan.com", "url": "https://wpscan.com/vulnerability/cdaf3779-3e8a-4997-9868-707bcc06f9a7/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Received"}

{}

{"created": "2026-11-05T08:15:17.985308+00:00", "updated": "2026-11-05T08:15:17.985324+00:00", "vendors": [], "weaknesses": ["CWE-79"]}