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 HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.18.0.
Patches
The problem has been recognized and patched. The fix will be available in version 4.18.0.
For more information
Email us at security@cksource.com if you have any questions or comments about this advisory.
Acknowledgements
The CKEditor 4 team would like to thank GHSL team member Kevin Backhouse (@kevinbackhouse) for recognizing and reporting this vulnerability.
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 HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.18.0.
Patches
The problem has been recognized and patched. The fix will be available in version 4.18.0.
For more information
Email us at security@cksource.com if you have any questions or comments about this advisory.
Acknowledgements
The CKEditor 4 team would like to thank GHSL team member Kevin Backhouse (@kevinbackhouse) for recognizing and reporting this vulnerability.