Comment 10 for bug 1842701

(In reply to Armin Abfalterer from comment #0)
> The new CSRF protection of the Balancer Manager breaks editing functionality
> for browsers that lowercase hostnames in the Referer: header; e.g. Chrome
>
> The error is based on the usage of strcmp() in the safe_referer() function
>
> https://github.com/apache/httpd/blob/2.4.x/modules/proxy/mod_proxy_balancer.
> c#L1107

thanks for the report and sorry for the inconvenience. Trunk r1865749 and proposing for backport to 2.4.x.