{ "CVE_data_meta": { "ASSIGNER": "security-advisories@github.com", "ID": "CVE-2020-4046", "STATE": "PUBLIC", "TITLE": "Authenticated XSS through embed block in WordPress" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "wordpress-develop", "version": { "version_data": [ { "version_value": ">= 5.4.0, < 5.4.2" }, { "version_value": ">= 5.3.0, < 5.3.4" }, { "version_value": ">= 5.2.0, < 5.2.7" }, { "version_value": ">= 5.1.0, < 5.1.6" }, { "version_value": ">= 5.0.0, < 5.0.10" }, { "version_value": ">= 4.9.0, < 4.9.15" }, { "version_value": ">= 4.8.0, < 4.8.14" }, { "version_value": ">= 4.7.0, < 4.7.18" }, { "version_value": ">= 4.6.0, < 4.6.19" }, { "version_value": ">= 4.5.0, < 4.5.22" }, { "version_value": ">= 4.4.0, < 4.4.23" }, { "version_value": ">= 4.3.0, < 4.3.24" }, { "version_value": ">= 4.2.0, < 4.2.28" }, { "version_value": ">= 4.1.0, < 4.1.31" }, { "version_value": ">= 4.0.0, < 4.0.31" }, { "version_value": ">= 3.9.0, < 3.9.32" }, { "version_value": ">= 3.8.0, < 3.8.34" }, { "version_value": ">= 3.7.0, < 3.7.34" } ] } } ] }, "vendor_name": "WordPress" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In affected versions of WordPress, users with low privileges (like contributors and authors) can use the embed block in a certain way to inject unfiltered HTML in the block editor. When affected posts are viewed by a higher privileged user, this could lead to script execution in the editor/wp-admin. This has been patched in version 5.4.2, along with all the previously affected versions via a minor release (5.3.4, 5.2.7, 5.1.6, 5.0.10, 4.9.15, 4.8.14, 4.7.18, 4.6.19, 4.5.22, 4.4.23, 4.3.24, 4.2.28, 4.1.31, 4.0.31, 3.9.32, 3.8.34, 3.7.34)." } ] }, "impact": { "cvss": { "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" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-rpwf-hrh2-39jf", "refsource": "CONFIRM", "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-rpwf-hrh2-39jf" }, { "name": "https://wordpress.org/news/2020/06/wordpress-5-4-2-security-and-maintenance-release/", "refsource": "MISC", "url": "https://wordpress.org/news/2020/06/wordpress-5-4-2-security-and-maintenance-release/" }, { "refsource": "FEDORA", "name": "FEDORA-2020-8447a3e195", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ODNHXVJS25YVWYQHOCICXTLIN5UYJFDN/" }, { "refsource": "FEDORA", "name": "FEDORA-2020-bbedd29391", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/773N2ZV7QEMBGKH6FBKI6Q5S3YJMW357/" }, { "refsource": "DEBIAN", "name": "DSA-4709", "url": "https://www.debian.org/security/2020/dsa-4709" }, { "refsource": "MLIST", "name": "[debian-lts-announce] 20200701 [SECURITY] [DLA 2269-1] wordpress security update", "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00000.html" } ] }, "source": { "advisory": "GHSA-rpwf-hrh2-39jf", "discovery": "UNKNOWN" } }