EyouCMS function.php saveRemote server-side request forgery

A security vulnerability has been detected in EyouCMS up to 1.7.7. Impacted is the function saveRemote of the file application/function.php. Such manipulation leads to server-side request forgery. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor is "[a]cknowledging the existence of the vulnerability, we have completed the fix and will release a new version, v1.7.8".