CVE-2026-3896

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3896", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-03-10T17:28:29.405Z", "datePublished": "2026-05-27T06:46:17.045Z", "dateUpdated": "2026-05-27T10:29:55.291Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-05-27T06:46:17.045Z"}, "affected": [{"vendor": "livemesh", "product": "Livemesh SiteOrigin Widgets", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "3.9.2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Livemesh SiteOrigin Widgets plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `lsow_admin_ajax` AJAX action in all versions up to, and including, 3.9.2 due to missing authorization checks and insufficient input sanitization. The AJAX handler verifies a nonce but does not check user capabilities. This makes it possible for authenticated attackers with Subscriber-level access and above to modify plugin settings and inject malicious scripts that execute when administrators access the plugin settings page or when any user visits the frontend."}], "title": "Livemesh SiteOrigin Widgets <= 3.9.2 - Missing Authorization to Authenticated (Subscriber+) Stored Cross-Site Scripting", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/a1510984-571b-49ce-9e10-129e2a1aca7b?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/admin/admin-ajax.php#L65"}, {"url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/includes/helper-functions.php#L235"}, {"url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/admin/views/settings.php#L107"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-862 Missing Authorization", "cweId": "CWE-862", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Muhammad Yudha - DJ"}], "timeline": [{"time": "2026-05-26T17:33:59.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-27T10:19:52.527479Z", "id": "CVE-2026-3896", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-27T10:29:55.291Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-3896", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-27T10:19:52.527479Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-27T10:29:50.155Z"}}], "cna": {"title": "Livemesh SiteOrigin Widgets <= 3.9.2 - Missing Authorization to Authenticated (Subscriber+) Stored Cross-Site Scripting", "credits": [{"lang": "en", "type": "finder", "value": "Muhammad Yudha - DJ"}], "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 6.4, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"}}], "affected": [{"vendor": "livemesh", "product": "Livemesh SiteOrigin Widgets", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "3.9.2"}], "defaultStatus": "unaffected"}], "timeline": [{"lang": "en", "time": "2026-05-26T17:33:59.000Z", "value": "Disclosed"}], "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/a1510984-571b-49ce-9e10-129e2a1aca7b?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/admin/admin-ajax.php#L65"}, {"url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/includes/helper-functions.php#L235"}, {"url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/admin/views/settings.php#L107"}], "descriptions": [{"lang": "en", "value": "The Livemesh SiteOrigin Widgets plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `lsow_admin_ajax` AJAX action in all versions up to, and including, 3.9.2 due to missing authorization checks and insufficient input sanitization. The AJAX handler verifies a nonce but does not check user capabilities. This makes it possible for authenticated attackers with Subscriber-level access and above to modify plugin settings and inject malicious scripts that execute when administrators access the plugin settings page or when any user visits the frontend."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-05-27T06:46:17.045Z"}}}, "cveMetadata": {"cveId": "CVE-2026-3896", "state": "PUBLISHED", "dateUpdated": "2026-05-27T10:29:55.291Z", "dateReserved": "2026-03-10T17:28:29.405Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2026-05-27T06:46:17.045Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Livemesh SiteOrigin Widgets", "vendor": "livemesh", "versions": [{"lessThanOrEqual": "3.9.2", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Livemesh SiteOrigin Widgets plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `lsow_admin_ajax` AJAX action in all versions up to, and including, 3.9.2 due to missing authorization checks and insufficient input sanitization. The AJAX handler verifies a nonce but does not check user capabilities. This makes it possible for authenticated attackers with Subscriber-level access and above to modify plugin settings and inject malicious scripts that execute when administrators access the plugin settings page or when any user visits the frontend."}], "id": "CVE-2026-3896", "lastModified": "2026-06-17T10:44:23.670", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-3896", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-27T10:19:52.527479Z", "version": "2.0.3"}}]}, "published": "2026-05-27T08:16:40.950", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/admin/admin-ajax.php#L65"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/admin/views/settings.php#L107"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/livemesh-siteorigin-widgets/tags/3.9.2/includes/helper-functions.php#L235"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/a1510984-571b-49ce-9e10-129e2a1aca7b?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,3.9.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Livemesh SiteOrigin Widgets", "source": "cna", "vendor": "livemesh"}, "product": "livemesh_siteorigin_widgets", "vendor": "livemesh"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "wordpress", "vendor": "wordpress"}], "created": "2026-05-27T10:06:41.281925+00:00", "updated": "2026-05-27T10:45:32.006913+00:00", "vendors": ["livemesh", "livemesh$PRODUCT$livemesh_siteorigin_widgets", "wordpress", "wordpress$PRODUCT$wordpress"]}