    public void validate() {
        final String filter = format(ldapConfiguration.getUserSearchFilter(), "test");
        ldapConnectionTemplate.searchFirst(ldapConfiguration.getSearchBases().get(0), filter, SearchScope.SUBTREE, entry -> entry);
    }
The software 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.