CVE-2020-9281
CKEditor 4.0 vulnerability in the HTML Data Processor
6.1
MEDIUM
CVSS 3.1
EPSS 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).
How to fix CVE-2020-9281
To remediate CVE-2020-9281, upgrade the affected package to a fixed version below.
- Bitnami/drupal—upgrade to 8.7.12 or later
- —upgrade to 4.14.0 or later
Is CVE-2020-9281 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 8.7.0, < 8.7.12, >= 8.8.0, < 8.8.4
- from 0, < 4.14.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References (13)
- ADVISORYnvd.nist.gov/vuln/detail/CVE-2020-9281
- PATCHgithub.com/ckeditor/ckeditor4
- WEBlists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OJ4BSS3VEAEXPNSOOUAXX6RDNECGZNO/
- WEBlists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L322YA73LCV3TO7ORY45WQDAFJVNKXBE/