CWE
79
Advisory Published
Updated

GHSA-mw2c-vx6j-mg76: XSS

First published: Wed Feb 07 2024(Updated: )

### Affected packages The vulnerability has been discovered in the samples that use the [preview](https://ckeditor.com/cke4/addon/preview) feature: * `samples/old/**/*.html` * `plugins/[plugin name]/samples/**/*.html` All integrators that use these samples in the production code can be affected. ### Impact A potential vulnerability has been discovered in one of CKEditor's 4 samples that are shipped with production code. The vulnerability allowed to execute JavaScript code by abusing the misconfigured [preview feature](https://ckeditor.com/cke4/addon/preview). It affects all users using the CKEditor 4 at version < 4.24.0-lts with affected samples used in a production environment. ### Patches The problem has been recognized and patched. The fix will be available in version 4.24.0-lts. ### For more information Email us at [security@cksource.com](mailto:security@cksource.com) if you have any questions or comments about this advisory. ### Acknowledgements The CKEditor 4 team would like to thank Marcin Wyczechowski & Michał Majchrowicz AFINE Team for recognizing and reporting this vulnerability.

Affected SoftwareAffected VersionHow to fix
npm/ckeditor4<4.24.0-lts
4.24.0-lts

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