CVE-2024-47764: cookie accepts cookie name, path, and domain with out of bounds characters
The cookie name could be used to set other fields of the cookie, resulting in an unexpected cookie value. For example, serialize("userName=<script>alert('XSS3')</script>; Max-Age=2592000; a", value)
would result in "userName=<script>alert('XSS3')</script>; Max-Age=2592000; a=test"
, setting userName
cookie to <script>
and ignoring value
.
A similar escape can be used for path
and domain
, which could be abused to alter other fields of the cookie.
References
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