CVE-2023-46735: Potential XSS in WebhookController
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.
The error message in
WebhookController returns unescaped user-submitted input.
WebhookController now doesn't return any user-submitted input in its response.
The patch for this issue is available here for branch 6.3.
We would like to thank Maxime Aknin for reporting the issue and to Nicolas Grekas for providing the fix.
Have found a security issue in Symfony? Send the details to security [at] symfony.com and don't disclose it publicly until we can provide a fix for it.
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