A vulnerability was determined in SiempreCMS up to 1.3.6. This affects an unknown part of the file user_search_ajax.php. This manipulation of the argument name/userName causes sql injection. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.