FROM:

<!-- Severity -->
<tr <?php echo helper_alternate_class() ?>>
	<td class="category">
		<?php echo lang_get( 'severity' ) ?> <?php print_documentation_link( 'severity' ) ?>
	</td>
	<td>
		<select tabindex="3" name="severity">
			<?php print_enum_string_option_list( 'severity', $f_severity ) ?>
		</select>
	</td>
</tr>

TO:
<!-- Severity (if permissions allow) -->
<?php if ( access_has_project_level( config_get( 'set_severity_threshold' ) ) ) { ?>
<tr <?php echo helper_alternate_class() ?>>
	<td class="category">
		<?php echo lang_get( 'severity' ) ?> <?php print_documentation_link( 'severity' ) ?>
	</td>
	<td>
		<select tabindex="3" name="severity">
			<?php print_enum_string_option_list( 'severity', $f_severity ) ?>
		</select>
	</td>
</tr>
<?php } ?>