GHSA-7h26-63m7-qhf2

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GHSA-7h26-63m7-qhf2

Summary: HTML comments vulnerability allowing to execute JavaScript code

Details: ### Affected packages The vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. ### Impact A potential vulnerability has been discovered in CKEditor 4 HTML processing core module. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0. ### Patches The problem has been recognized and patched. The fix will be available in version 4.17.0. ### For more information Email us at [email protected] if you have any questions or comments about this advisory. ### Acknowledgements The CKEditor 4 team would like to thank William Bowling ([wbowling](https://github.com/wbowling)) for recognizing and reporting this vulnerability.

References: https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7h26-63m7-qhf2, https://nvd.nist.gov/vuln/detail/CVE-2021-41165, https://github.com/ckeditor/ckeditor4, https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417, https://www.drupal.org/sa-core-2021-011, https://www.oracle.com/security-alerts/cpuapr2022.html, https://www.oracle.com/security-alerts/cpujan2022.html, https://www.oracle.com/security-alerts/cpujul2022.html