CVE-2023-46735: Potential XSS in WebhookController
November 10, 2023 • Published by Fabien Potencier
Affected versions
Symfony versions >=6.3.0, <6.3.8 of the Symfony Webhook component are affected by this security issue.
The issue has been fixed in Symfony 6.3.8.
Description
The error message in WebhookController
returns unescaped user-submitted input.
Resolution
WebhookController now doesn't return any user-submitted input in its response.
The patch for this issue is available here for branch 6.3.
Credits
We would like to thank Maxime Aknin for reporting the issue and to Nicolas Grekas for providing the fix.
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