CVE-2019-16780

{"containers": {"cna": {"affected": [{"product": "WordPress", "vendor": "WordPress", "versions": [{"lessThan": "5.3.1", "status": "affected", "version": "< 5.3.1", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "WordPress users with lower privileges (like contributors) can inject JavaScript code in the block editor using a specific payload, which is executed within the dashboard. This can lead to XSS if an admin opens the post in the editor. Execution of this attack does require an authenticated user. This has been patched in WordPress 5.3.1, along with all the previous WordPress versions from 3.7 to 5.3 via a minor release. Automatic updates are enabled by default for minor releases and we strongly recommend that you keep them enabled."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-05-06T12:06:14.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://wpvulndb.com/vulnerabilities/9976"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-x3wp-h3qx-9w94"}, {"tags": ["x_refsource_MISC"], "url": "https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/WordPress/wordpress-develop/commit/505dd6a20b6fc3d06130018c1caeff764248c29e"}, {"tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/738644"}, {"name": "20200108 [SECURITY] [DSA 4599-1] wordpress security update", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "https://seclists.org/bugtraq/2020/Jan/8"}, {"name": "DSA-4599", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2020/dsa-4599"}, {"name": "DSA-4677", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2020/dsa-4677"}], "source": {"advisory": "GHSA-x3wp-h3qx-9w94", "discovery": "UNKNOWN"}, "title": "Stored cross-site scripting (XSS) in WordPress block editor", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2019-16780", "STATE": "PUBLIC", "TITLE": "Stored cross-site scripting (XSS) in WordPress block editor"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "WordPress", "version": {"version_data": [{"version_affected": "<", "version_name": "< 5.3.1", "version_value": "5.3.1"}]}}]}, "vendor_name": "WordPress"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "WordPress users with lower privileges (like contributors) can inject JavaScript code in the block editor using a specific payload, which is executed within the dashboard. 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Automatic updates are enabled by default for minor releases and we strongly recommend that you keep them enabled."}]}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "references": {"reference_data": [{"name": "https://wpvulndb.com/vulnerabilities/9976", "refsource": "MISC", "url": "https://wpvulndb.com/vulnerabilities/9976"}, {"name": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-x3wp-h3qx-9w94", "refsource": "CONFIRM", "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-x3wp-h3qx-9w94"}, {"name": "https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/", "refsource": "MISC", "url": "https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/"}, {"name": "https://github.com/WordPress/wordpress-develop/commit/505dd6a20b6fc3d06130018c1caeff764248c29e", "refsource": "MISC", "url": "https://github.com/WordPress/wordpress-develop/commit/505dd6a20b6fc3d06130018c1caeff764248c29e"}, {"name": "https://hackerone.com/reports/738644", "refsource": "MISC", "url": "https://hackerone.com/reports/738644"}, {"name": "20200108 [SECURITY] [DSA 4599-1] wordpress security update", "refsource": "BUGTRAQ", "url": "https://seclists.org/bugtraq/2020/Jan/8"}, {"name": "DSA-4599", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2020/dsa-4599"}, {"name": "DSA-4677", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2020/dsa-4677"}]}, "source": {"advisory": "GHSA-x3wp-h3qx-9w94", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T01:24:47.245Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://wpvulndb.com/vulnerabilities/9976"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-x3wp-h3qx-9w94"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/WordPress/wordpress-develop/commit/505dd6a20b6fc3d06130018c1caeff764248c29e"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/738644"}, {"name": "20200108 [SECURITY] [DSA 4599-1] wordpress security update", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "https://seclists.org/bugtraq/2020/Jan/8"}, {"name": "DSA-4599", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "https://www.debian.org/security/2020/dsa-4599"}, {"name": "DSA-4677", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "https://www.debian.org/security/2020/dsa-4677"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2019-16780", "datePublished": "2019-12-26T16:50:13.000Z", "dateReserved": "2019-09-24T00:00:00.000Z", "dateUpdated": "2024-08-05T01:24:47.245Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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This can lead to XSS if an admin opens the post in the editor. Execution of this attack does require an authenticated user. This has been patched in WordPress 5.3.1, along with all the previous WordPress versions from 3.7 to 5.3 via a minor release. Automatic updates are enabled by default for minor releases and we strongly recommend that you keep them enabled."}, {"lang": "es", "value": "Los usuarios de WordPress con privilegios m\u00e1s bajos (como los contribuyentes) pueden inyectar c\u00f3digo JavaScript en el editor de bloques usando una carga \u00fatil espec\u00edfica, que es ejecutada dentro del panel. Esto puede conllevar a un ataque de tipo XSS si un administrador abre la publicaci\u00f3n en el editor. La ejecuci\u00f3n de este ataque requiere de un usuario autenticado. Esto ha sido parcheado en WordPress versi\u00f3n 5.3.1, junto con todas las versiones anteriores de WordPress desde 3.7 hasta 5.3 por medio de una versi\u00f3n menor. Las actualizaciones autom\u00e1ticas est\u00e1n habilitadas por defecto para versiones menores y recomendamos encarecidamente que las mantenga habilitadas."}], "id": "CVE-2019-16780", "lastModified": "2026-06-17T02:22:47.390", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.3, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "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:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-12-26T17:15:13.503", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/WordPress/wordpress-develop/commit/505dd6a20b6fc3d06130018c1caeff764248c29e"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-x3wp-h3qx-9w94"}, {"source": "security-advisories@github.com", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/738644"}, {"source": "security-advisories@github.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://seclists.org/bugtraq/2020/Jan/8"}, {"source": "security-advisories@github.com", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://wpvulndb.com/vulnerabilities/9976"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2020/dsa-4599"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2020/dsa-4677"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/WordPress/wordpress-develop/commit/505dd6a20b6fc3d06130018c1caeff764248c29e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-x3wp-h3qx-9w94"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/738644"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://seclists.org/bugtraq/2020/Jan/8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://wpvulndb.com/vulnerabilities/9976"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2020/dsa-4599"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2020/dsa-4677"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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