{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-66591", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-07-27T14:00:04.572Z", "datePublished": "2026-08-18T22:15:08.546Z", "dateUpdated": "2026-08-18T22:15:08.546Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-08-18T22:15:08.546Z"}, "title": "WordPress Media LIbrary Assistant plugin <= 3.39 - Cross Site Scripting (XSS) vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-592", "descriptions": [{"lang": "en", "value": "CAPEC-592 Stored XSS"}]}], "affected": [{"vendor": "David Lingren", "product": "Media LIbrary Assistant", "collectionURL": "https://wordpress.org/plugins", "packageName": "media-library-assistant", "versions": [{"status": "affected", "version": "n/a", "lessThanOrEqual": "3.39", "changes": [{"at": "3.40", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in David Lingren Media LIbrary Assistant allows Stored XSS.\n\nThis issue affects Media LIbrary Assistant: from n/a through 3.39.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in David Lingren Media LIbrary Assistant allows Stored XSS.<p>This issue affects Media LIbrary Assistant: from n/a through 3.39.</p>"}]}], "tags": ["x_open-source"], "references": [{"url": "https://patchstack.com/database/wordpress/plugin/media-library-assistant/vulnerability/wordpress-media-library-assistant-plugin-3-39-cross-site-scripting-xss-vulnerability?_s_id=cve", "tags": ["vdb-entry"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L"}}], "solutions": [{"lang": "en", "value": "Update the WordPress Media LIbrary Assistant Plugin to the latest available version (at least 3.40).", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Update the WordPress Media LIbrary Assistant Plugin to the latest available version (at least 3.40)."}]}], "credits": [{"lang": "en", "value": "Abdullah Kareem \"cyberkareem\" | Patchstack Bug Bounty Program", "user": "00000000-0000-4000-9000-000000000000", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

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{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "media-library-assistant", "product": "Media LIbrary Assistant", "vendor": "David Lingren", "versions": [{"changes": [{"at": "3.40", "status": "unaffected"}], "lessThanOrEqual": "3.39", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "source": "audit@patchstack.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in David Lingren Media LIbrary Assistant allows Stored XSS.\n\nThis issue affects Media LIbrary Assistant: from n/a through 3.39."}], "id": "CVE-2026-66591", "lastModified": "2026-08-18T23:17:04.917", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 3.7, "source": "audit@patchstack.com", "type": "Secondary"}]}, "published": "2026-08-18T23:17:04.917", "references": [{"source": "audit@patchstack.com", "url": "https://patchstack.com/database/wordpress/plugin/media-library-assistant/vulnerability/wordpress-media-library-assistant-plugin-3-39-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "sourceIdentifier": "audit@patchstack.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "audit@patchstack.com", "type": "Primary"}]}

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