A vulnerability, which was classified as problematic, has been found in ZoneMinder up to 1.34.20. This issue affects some unknown processing of the file classic/views/download.php. The manipulation of the argument PHP_SELF leads to cross site scripting.

The identification of this vulnerability is CVE-2020-25730. The attack may be initiated remotely. There is no exploit available.

It is recommended to upgrade the affected component.