DedeCMS sys_multiserv.php cross-site request forgery

A vulnerability, which was classified as problematic, has been found in DedeCMS 5.7. This issue affects some unknown processing of the file /src/dede/sys_multiserv.php. The manipulation leads to cross-site request forgery. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-263315. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.