XSS in Ckeditor
CVE-2020-9281
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).
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.043 (90.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000
Affected products
- Ckeditor
- Drupal
- Oracle Agile Plm — versions 9.3.5, 9.3.6
- Oracle Agile Product Lifecycle Management — versions 9.3.5, 9.3.6
- Oracle Application Express
- Oracle Banking Enterprise Default Management — versions 2.6.2, 2.7.0, 2.7.1
- Oracle Banking Enterprise Default Managment
- Oracle Jd Edwards Enterpriseone Tools
- Oracle Peoplesoft Enterprise Peopletools — versions 8.56, 8.57, 8.58
- Oracle Siebel Apps - Customer Order Management
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.oracle.com/security-alerts/cpuoct2020.html (Patch, Third Party Advisory)
- github.com/ckeditor/ckeditor4 (Product, Third Party Advisory)
- www.oracle.com/security-alerts/cpujan2021.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpuApr2021.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpuoct2021.html (Third Party Advisory, Not Applicable)
- www.oracle.com/security-alerts/cpujan2022.html (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-9281?
- CVE-2020-9281 is a medium-severity vulnerability in Ckeditor, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-03-07.
- How severe is CVE-2020-9281?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-9281 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.