{"cve":"CVE-2023-37905","nvd":{"published":"2023-07-21T20:15:16.297","modified":"2026-06-17T06:08:52.357","status":"Modified","description":"ckeditor-wordcount-plugin is an open source WordCount Plugin for CKEditor. It has been discovered that the `ckeditor-wordcount-plugin` plugin for CKEditor4 is susceptible to cross-site scripting when switching to the source code mode. This issue has been addressed in version 1.17.12 of the `ckeditor-wordcount-plugin` plugin and users are advised to upgrade. There are no known workarounds for this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://github.com/TYPO3/typo3/security/advisories/GHSA-m8fw-p3cr-6jqc","https://github.com/w8tcha/CKEditor-WordCount-Plugin/commit/0f03b3e5b7c1409998a13aba3a95396e6fa349d8","https://github.com/w8tcha/CKEditor-WordCount-Plugin/commit/a4b154bdf35b3465320136fcb078f196b437c2f1","https://github.com/w8tcha/CKEditor-WordCount-Plugin/security/advisories/GHSA-q9w4-w667-qqj4","https://typo3.org/security/advisory/typo3-core-sa-2023-004"],"products":["ckeditor-wordcount-plugin_project:ckeditor-wordcount-plugin"],"source":"nvd","synced_at":"2026-10-19T21:38:35.729974749+00:00"},"epss":{"cve":"CVE-2023-37905","score":0.00568,"percentile":0.47078,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-q9w4-w667-qqj4","url":"https://osv.dev/vulnerability/GHSA-q9w4-w667-qqj4","summary":"ckeditor-wordcount-plugin vulnerable to Cross-site Scripting in Source Mode of Editor","modified":"2026-02-04T03:37:31.553250Z","packages":[{"ecosystem":"npm","name":"ckeditor-wordcount-plugin","purl":"pkg:npm/ckeditor-wordcount-plugin","ranges":["<1.17.12"],"fixed":["1.17.12"]}]}],"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."]}