{"cve":"CVE-2021-37695","nvd":{"published":"2021-08-13T00:15:07.397","modified":"2026-06-17T04:01:00.160","status":"Modified","description":"ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 [Fake Objects](https://ckeditor.com/cke4/addon/fakeobjects) package. The vulnerability allowed to inject malformed Fake Objects HTML, which could result in executing JavaScript code. It affects all users using the CKEditor 4 plugins listed above at version < 4.16.2. The problem has been recognized and patched. The fix will be available in version 4.16.2.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://github.com/ckeditor/ckeditor4/commit/de3c001540715f9c3801aaa38a1917de46cfcf58","https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-m94c-37g6-cjhc","https://lists.debian.org/debian-lts-announce/2021/11/msg00007.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW/"],"products":["ckeditor:ckeditor","debian:debian_linux","fedoraproject:fedora","oracle:application_express","oracle:banking_party_management","oracle:commerce_guided_search","oracle:commerce_merchandising","oracle:documaker","oracle:financial_services_analytical_applications_infrastructure","oracle:financial_services_model_management_and_governance","oracle:jd_edwards_enterpriseone_tools","oracle:peoplesoft_enterprise_peopletools"],"source":"nvd","synced_at":"2026-10-19T21:21:57.125947417+00:00"},"epss":{"cve":"CVE-2021-37695","score":0.01318,"percentile":0.70821,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-m94c-37g6-cjhc","url":"https://osv.dev/vulnerability/GHSA-m94c-37g6-cjhc","summary":"Fake objects feature vulnerability allowing to execute JavaScript code using malformed HTML.","modified":"2026-07-08T06:27:37.865588876Z","packages":[{"ecosystem":"npm","name":"ckeditor4","purl":"pkg:npm/ckeditor4","ranges":["<4.16.2"],"fixed":["4.16.2"]}]}],"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."]}