Vulnerability in Ckeditor
CVE-2021-26272
It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted URL-like text into the editor, and then press Enter or Space (in the Autolink plugin).
EPSS: 0.022 (80.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Ckeditor
- Oracle Agile_plm — versions 9.3.5, 9.3.6
- Oracle Application_express
- Oracle Banking_party_management — versions 2.7.0
- Oracle Commerce_merchandising — versions 11.1.0, 11.2.0
- Oracle Financial_services_analytical_applications_infrastructure — versions 8.1.0, 8.1.1
- Oracle Financial_services_model_management_and_governance
- Oracle Jd_edwards_enterpriseone_tools
- Oracle Siebel_ui_framework
- Oracle Webcenter_sites — versions 12.2.1.3.0, 12.2.1.4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Not Applicable)
Frequently asked questions
- What is CVE-2021-26272?
- CVE-2021-26272 is a medium-severity vulnerability in Ckeditor, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 6.5/10. Published 2021-01-26.
- How severe is CVE-2021-26272?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-26272 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.