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Instead use the configurable baseURL.
Then the browser will autoamtically bind the cookie to the origin, which is the safest approach. See https://cheatsheetseries.owasp.org/cheatsheets/Session_Management_Cheat_Sheet.html#domain-and-path-attributes
mattsches
approved these changes
Apr 8, 2026
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Instead of setting the domain of the cookie to
$_SERVER['HTTP_HOST'], which can be manipulated in some server configurations, do not set the cookie domain manually at all. That way the browser will bind the cookie to the current domain, which is at least equally secure.This is a security fix.