A vulnerability was identified in rathena FluxCP up to 98cd4b8fd83228c11b36fb3d097b8e0f7c105a8d. This issue affects the function verifyiprange of the file lib/Flux/PaymentNotifyRequest.php of the component PayPal IPN Handler. The manipulation of the argument X-Real-IP leads to origin validation error. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

FluxCP is a web-based Control Panel for rAthena servers written in PHP. A javascript injection is possible via venders/buyers list pages and shop names, that are currently not sanitized. This allows executing arbitrary javascript code on the user's browser just by visiting the shop pages. As a result all logged in to fluxcp users can have their session info stolen. This issue has been addressed in release version 1.3. All users are advised to upgrade. There are no known workarounds for this vulnerability.

A vulnerability was found in rAthena FluxCP. It has been classified as problematic. Affected is an unknown function of the file themes/default/servicedesk/view.php of the component Service Desk Image URL Handler. The manipulation of the argument sslink leads to cross site scripting. It is possible to launch the attack remotely. The name of the patch is 8a39b2b2bf28353b3503ff1421862393db15aa7e. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-215304.