{ "CVE_data_meta": { "ID": "CVE-2021-24153", "ASSIGNER": "contact@wpscan.com", "STATE": "PUBLIC", "TITLE": "Yoast SEO < 3.4.1 - Authenticated Stored Cross-Site Scripting (XSS)" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "generator": "WPScan CVE Generator", "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Unknown", "product": { "product_data": [ { "product_name": "Yoast SEO", "version": { "version_data": [ { "version_affected": "<", "version_name": "3.4.1", "version_value": "3.4.1" } ] } } ] } } ] } }, "description": { "description_data": [ { "lang": "eng", "value": "A Stored Cross-Site Scripting vulnerability was discovered in the Yoast SEO WordPress plugin before 3.4.1, which had built-in blacklist filters which were blacklisting Parenthesis as well as several functions such as alert but bypasses were found." } ] }, "references": { "reference_data": [ { "refsource": "CONFIRM", "url": "https://wpscan.com/vulnerability/77810044-394d-4314-b9a1-20c7dca726dc", "name": "https://wpscan.com/vulnerability/77810044-394d-4314-b9a1-20c7dca726dc" }, { "refsource": "MISC", "url": "https://plugins.trac.wordpress.org/changeset/1466243/wordpress-seo", "name": "https://plugins.trac.wordpress.org/changeset/1466243/wordpress-seo" }, { "refsource": "MISC", "url": "https://packetstormsecurity.com/files/138192/", "name": "https://packetstormsecurity.com/files/138192/" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "value": "CWE-79 Cross-site Scripting (XSS)", "lang": "eng" } ] } ] }, "credit": [ { "lang": "eng", "value": "Hammad Shamsi" } ], "source": { "discovery": "UNKNOWN" } }