CKEditor 4.0 vulnerability in the HTML Data Processor
Published: May 07, 2021
SECURITY IDENTIFIERS
- CVE: CVE-2020-9281 (NVD)
- GHSA: GHSA-vcjf-mgcg-jxjq
- Vendor Advisory: https://github.com/ckeditor/ckeditor4
GEM
SEVERITY
CVSS v3.x: 6.1 (Medium)
PATCHED VERSIONS
>= 5.1.2
DESCRIPTION
A cross-site scripting (XSS) vulnerability in the HTML Data Processor for CKEditor 4.0 before 4.14.0 allows remote attackers to inject arbitrary web script through a crafted "protected" comment (with the cke_protected syntax).
RELATED
- https://nvd.nist.gov/vuln/detail/CVE-2020-9281
- https://github.com/ckeditor/ckeditor4
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7OJ4BSS3VEAEXPNSOOUAXX6RDNECGZNO/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L322YA73LCV3TO7ORY45WQDAFJVNKXBE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M4HHYQ6N452XTCIROFMJOTYEUWSB6FR4/
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://github.com/advisories/GHSA-vcjf-mgcg-jxjq