ckeditor-wordcount-plugin vulnerable to Cross-site Scripting in Source Mode of Editor
### Problem 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. ### Solution Update to version 1.17.12 of the `ckeditor-wordcount-plugin` plugin. ### Credits * @sypets for reporting this finding to the TYPO3 Security Team * @ohader for fixing the issue on behalf of the TYPO3 Security Team
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2023-37905US | medium6.1 | — | ||
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-… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/TYPO3/typo3/security/advisories/GHSA-m8fw-p3cr-6jqcWEB
- https://github.com/w8tcha/CKEditor-WordCount-PluginPACKAGE
- https://github.com/w8tcha/CKEditor-WordCount-Plugin/commit/0f03b3e5b7c1409998a13aba3a95396e6fa349d8WEB
- https://github.com/w8tcha/CKEditor-WordCount-Plugin/commit/a4b154bdf35b3465320136fcb078f196b437c2f1WEB
- https://github.com/w8tcha/CKEditor-WordCount-Plugin/security/advisories/GHSA-q9w4-w667-qqj4WEB
- https://nvd.nist.gov/vuln/detail/CVE-2023-37905ADVISORY
- https://typo3.org/security/advisory/typo3-core-sa-2023-004WEB
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