{"cve":"CVE-2020-9281","nvd":{"published":"2020-03-07T01:15:15.517","modified":"2026-08-25T16:28:27.310","status":"Modified","description":"A cross-site scripting (XSS) vulnerability in the HTML Data Processor for CKEditor 4.0 before 4.14 allows remote attackers to inject arbitrary web script through a crafted \"protected\" comment (with the cke_protected syntax).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://github.com/ckeditor/ckeditor4","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OJ4BSS3VEAEXPNSOOUAXX6RDNECGZNO/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L322YA73LCV3TO7ORY45WQDAFJVNKXBE/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4HHYQ6N452XTCIROFMJOTYEUWSB6FR4/","https://www.oracle.com/security-alerts/cpuApr2021.html"],"products":["ckeditor:ckeditor","drupal:drupal","fedoraproject:fedora","oracle:agile_product_lifecycle_management","oracle:application_express","oracle:banking_enterprise_default_management","oracle:banking_enterprise_default_managment","oracle:jd_edwards_enterpriseone_tools","oracle:peoplesoft_enterprise_peopletools","oracle:siebel_apps_-_customer_order_management","oracle:webcenter_portal"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2020-9281","score":0.04308,"percentile":0.91155,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-vcjf-mgcg-jxjq","url":"https://osv.dev/vulnerability/GHSA-vcjf-mgcg-jxjq","summary":"CKEditor 4.0 vulnerability in the HTML Data Processor","modified":"2023-12-06T01:00:42.367230Z","packages":[{"ecosystem":"npm","name":"ckeditor4","purl":"pkg:npm/ckeditor4","ranges":["<4.14.0"],"fixed":["4.14.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}