{"containers":{"cna":{"affected":[{"product":"wordpress-develop","vendor":"WordPress","versions":[{"status":"affected","version":">= 5.0, < 5.8.0"}]}],"descriptions":[{"lang":"en","value":"WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. ### Impact The issue allows an authenticated but low-privileged user (like contributor/author) to execute XSS in the editor. This bypasses the restrictions imposed on users who do not have the permission to post `unfiltered_html`. ### Patches This has been patched in WordPress 5.8, and will be pushed to older versions via minor releases (automatic updates). It's strongly recommended that you keep auto-updates enabled to receive the fix. ### References https://wordpress.org/news/category/releases/ https://hackerone.com/reports/1142140 ### For more information If you have any questions or comments about this advisory: * Open an issue in [HackerOne](https://hackerone.com/wordpress)"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2021-10-14T22:06:07.000Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"tags":["x_refsource_MISC"],"url":"https://hackerone.com/reports/1142140"},{"tags":["x_refsource_CONFIRM"],"url":"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-wh69-25hr-h94v"},{"name":"DSA-4985","tags":["vendor-advisory","x_refsource_DEBIAN"],"url":"https://www.debian.org/security/2021/dsa-4985"}],"source":{"advisory":"GHSA-wh69-25hr-h94v","discovery":"UNKNOWN"},"title":"Authenticated cross-site scripting (XSS) in WordPress editor","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security-advisories@github.com","ID":"CVE-2021-39201","STATE":"PUBLIC","TITLE":"Authenticated cross-site scripting (XSS) in WordPress editor"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"wordpress-develop","version":{"version_data":[{"version_value":">= 5.0, < 5.8.0"}]}}]},"vendor_name":"WordPress"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. ### Impact The issue allows an authenticated but low-privileged user (like contributor/author) to execute XSS in the editor. This bypasses the restrictions imposed on users who do not have the permission to post `unfiltered_html`. ### Patches This has been patched in WordPress 5.8, and will be pushed to older versions via minor releases (automatic updates). It's strongly recommended that you keep auto-updates enabled to receive the fix. ### References https://wordpress.org/news/category/releases/ https://hackerone.com/reports/1142140 ### For more information If you have any questions or comments about this advisory: * Open an issue in [HackerOne](https://hackerone.com/wordpress)"}]},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}]},"references":{"reference_data":[{"name":"https://hackerone.com/reports/1142140","refsource":"MISC","url":"https://hackerone.com/reports/1142140"},{"name":"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-wh69-25hr-h94v","refsource":"CONFIRM","url":"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-wh69-25hr-h94v"},{"name":"DSA-4985","refsource":"DEBIAN","url":"https://www.debian.org/security/2021/dsa-4985"}]},"source":{"advisory":"GHSA-wh69-25hr-h94v","discovery":"UNKNOWN"}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T01:58:18.168Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://hackerone.com/reports/1142140"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-wh69-25hr-h94v"},{"name":"DSA-4985","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"],"url":"https://www.debian.org/security/2021/dsa-4985"}]}]},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2021-39201","datePublished":"2021-09-09T21:35:08.000Z","dateReserved":"2021-08-16T00:00:00.000Z","dateUpdated":"2024-08-04T01:58:18.168Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}