diff --git a/author.php b/author.php
index 814cbe8..cd270d4 100644
--- a/author.php
+++ b/author.php
@@ -39,7 +39,7 @@ if ( !defined( 'WPINC' ) ) {
                 <?php $mf_meta = get_the_author_meta( $mf_metas[$mf_i] ); ?>
                 <?php if ( strlen( $mf_meta ) && get_theme_mod( 'minimalistflex_layout_author_elements_' . $mf_metas[$mf_i], 'yes' ) === 'yes' ): ?>
                     <div class="author-detail">
-                        <h2><?php echo $mf_titles[$mf_i] ?></h2>
+                        <h2><?php echo $mf_titles[$mf_i] // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?></h2>
                         <?php echo esc_html( $mf_meta ) ?>
                     </div>
                 <?php endif; ?>
@@ -51,7 +51,7 @@ if ( !defined( 'WPINC' ) ) {
                 printf(
                     /* translators: %s: The author display name. */
                     esc_html__( 'All posts by %s', 'minimalistflex' ),
-                    get_the_author_meta( 'display_name' )
+                    esc_html( get_the_author_meta( 'display_name' ) )
                 )
             ?>
         </h2>
diff --git a/comments.php b/comments.php
index a7219c4..32e1e4f 100644
--- a/comments.php
+++ b/comments.php
@@ -17,14 +17,14 @@ if ( post_password_required() ) {
 			printf(
 				/* translators: %1$s: Number of comments. %2$s: Post title. */
 				esc_html( _nx(
-					'One comment on "%2$s"',
+					'%1$s comment on "%2$s"',
 					'%1$s comments on "%2$s"',
 					get_comments_number(),
 					'comments title',
 					'minimalistflex'
 				) ),
-				number_format_i18n( get_comments_number() ),
-				'<span>' . get_the_title() . '</span>'
+				esc_html( number_format_i18n( get_comments_number() ) ),
+				'<span>' . esc_html( get_the_title() ) . '</span>'
 			);
 			?>
 		</h2>
diff --git a/footer.php b/footer.php
index 453c172..9139626 100644
--- a/footer.php
+++ b/footer.php
@@ -9,24 +9,24 @@ if ( !defined( 'WPINC' ) ) {
 <?php
 
 if( is_home() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_home_sidebar', 'right' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_home_sidebar', 'right' );
 } elseif ( is_front_page() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_front_sidebar', 'right' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_front_sidebar', 'right' );
 } elseif ( is_search() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_search_sidebar', 'right' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_search_sidebar', 'right' );
 } elseif ( is_archive() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_archive_sidebar', 'right' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_archive_sidebar', 'right' );
 } elseif( is_author() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_author_sidebar', 'right' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_author_sidebar', 'right' );
 } elseif( is_single() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_singular_sidebar', 'right' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_singular_sidebar', 'right' );
 } elseif( is_page() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_page_sidebar', 'right' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_page_sidebar', 'right' );
 }
 
 ?>
 
-<?php if ( $sidebar <> 'no' ): ?>
+<?php if ( $mf_sidebar <> 'no' ): ?>
     <aside class="minimalistflex-sidebar">
         <?php get_sidebar(); ?>
     </aside>
@@ -42,13 +42,13 @@ if( is_home() ) {
 
 <footer class="minimalistflex-footer">
     <div class="minimalistflex-footer-widgets-container">
-        <?php $sidebars = get_theme_mod( 'minimalistflex_footer_widget_layout', 'one' ); ?>
+        <?php $mf_sidebars = get_theme_mod( 'minimalistflex_footer_widget_layout', 'one' ); ?>
         <?php
             get_sidebar( 'footer' );
-            if ( $sidebars === 'two' || $sidebars === 'three' ) {
+            if ( $mf_sidebars === 'two' || $mf_sidebars === 'three' ) {
                 get_sidebar( 'footer-2' );
             }
-            if ( $sidebars === 'three' ) {
+            if ( $mf_sidebars === 'three' ) {
                 get_sidebar( 'footer-3' );
             }
         ?>
@@ -67,11 +67,11 @@ if( is_home() ) {
             </div>
         <?php endif; ?>
         <div class="footer-credits">
-            <?php $footer_type = get_theme_mod( 'minimalistflex_footer_type', 'both' ); ?>
-            <?php if ( $footer_type === 'both' || $footer_type === 'custom' ): ?>
+            <?php $mf_footer_type = get_theme_mod( 'minimalistflex_footer_type', 'both' ); ?>
+            <?php if ( $mf_footer_type === 'both' || $mf_footer_type === 'custom' ): ?>
                 <?php echo wp_kses_data( get_theme_mod( 'minimalistflex_footer_text' ) ) ?>
             <?php endif; ?>
-            <?php if ( $footer_type === 'both' || $footer_type === 'minimalistflex' ): ?>
+            <?php if ( $mf_footer_type === 'both' || $mf_footer_type === 'minimalistflex' ): ?>
                 <?php
                     printf(
                         /* translators: %s: Link to theme author website. */
diff --git a/header.php b/header.php
index b39c2c3..2e2360a 100644
--- a/header.php
+++ b/header.php
@@ -22,58 +22,58 @@ if ( function_exists( 'wp_body_open' ) ) {
 <?php
 
 if( is_home() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_home_sidebar', 'right' );
-    $header = get_theme_mod( 'minimalistflex_layout_home_header', 'yes' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_home_sidebar', 'right' );
+    $mf_header = get_theme_mod( 'minimalistflex_layout_home_header', 'yes' );
 } elseif ( is_front_page() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_front_sidebar', 'right' );
-    $header = get_theme_mod( 'minimalistflex_layout_front_header', 'yes' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_front_sidebar', 'right' );
+    $mf_header = get_theme_mod( 'minimalistflex_layout_front_header', 'yes' );
 } elseif ( is_search() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_search_sidebar', 'right' );
-    $header = get_theme_mod( 'minimalistflex_layout_search_header', 'yes' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_search_sidebar', 'right' );
+    $mf_header = get_theme_mod( 'minimalistflex_layout_search_header', 'yes' );
 } elseif ( is_author() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_author_sidebar', 'right' );
-    $header = get_theme_mod( 'minimalistflex_layout_author_header', 'yes' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_author_sidebar', 'right' );
+    $mf_header = get_theme_mod( 'minimalistflex_layout_author_header', 'yes' );
 } elseif ( is_archive() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_archive_sidebar', 'right' );
-    $header = get_theme_mod( 'minimalistflex_layout_archive_header', 'yes' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_archive_sidebar', 'right' );
+    $mf_header = get_theme_mod( 'minimalistflex_layout_archive_header', 'yes' );
 } elseif ( is_single() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_singular_sidebar', 'right' );
-    $header = get_theme_mod( 'minimalistflex_layout_singular_header', 'yes' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_singular_sidebar', 'right' );
+    $mf_header = get_theme_mod( 'minimalistflex_layout_singular_header', 'yes' );
 } elseif ( is_page() ) {
-    $sidebar = get_theme_mod( 'minimalistflex_layout_page_sidebar', 'right' );
-    $header = get_theme_mod( 'minimalistflex_layout_page_header', 'yes' );
+    $mf_sidebar = get_theme_mod( 'minimalistflex_layout_page_sidebar', 'right' );
+    $mf_header = get_theme_mod( 'minimalistflex_layout_page_header', 'yes' );
 }
 
-$link = get_theme_mod( 'minimalistflex_header_link' );
-$label = get_theme_mod( 'minimalistflex_header_label' );
+$mf_link = get_theme_mod( 'minimalistflex_header_link' );
+$mf_label = get_theme_mod( 'minimalistflex_header_label' );
 
 ?>
 
 <a class="screen-reader-text" href="#main-content"><?php esc_html_e( 'Skip to main content', 'minimalistflex' ) ?></a>
 
-<?php if( get_header_image() && $header === 'yes' ): ?>
+<?php if( get_header_image() && $mf_header === 'yes' ): ?>
     <header class="minimalistflex-header-image">
-        <?php if ( strlen( $link ) ): ?>
-            <a href="<?php echo esc_url( $link ) ?>" aria-label="<?php
-                    if ( strlen( $label ) ) {
-                        echo esc_attr( $label );
+        <?php if ( strlen( $mf_link ) ): ?>
+            <a href="<?php echo esc_url( $mf_link ) ?>" aria-label="<?php
+                    if ( strlen( $mf_label ) ) {
+                        echo esc_attr( $mf_label );
                     } else {
                         esc_attr_e( 'The header image link.', 'minimalistflex' );
                     }
                 ?>">
         <?php endif; ?>
             <img src="<?php header_image(); ?>" aria-label="<?php
-                if ( strlen( $label ) ) {
+                if ( strlen( $mf_label ) ) {
                     printf(
                         /* translators: %s: The label of the header image link. */
                         esc_attr__( 'The image of the header image link to "%s".', 'minimalistflex' ),
-                        esc_attr( $label )
+                        esc_attr( $mf_label )
                     );
                 } else {
                     esc_attr_e( 'The header image.', 'minimalistflex' );
                 }
             ?>">
-        <?php if ( strlen( $link ) ): ?>
+        <?php if ( strlen( $mf_link ) ): ?>
             </a>
         <?php endif; ?>
     </header>
@@ -81,11 +81,11 @@ $label = get_theme_mod( 'minimalistflex_header_label' );
 
 <header class="minimalistflex-header">
     <?php if ( has_custom_logo() ): ?>
-        <?php echo get_custom_logo(); ?>
+        <?php echo get_custom_logo() // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
     <?php endif; ?>
     <?php if ( display_header_text() ): ?>
         <h1 class="blog-title">
-            <a href="<?php echo esc_url( home_url() ); ?>" class="blog-title-link"><?php echo get_bloginfo( 'name' ) ?></a>
+            <a href="<?php echo esc_url( home_url() ); ?>" class="blog-title-link"><?php echo wp_kses_data( get_bloginfo( 'name' ) ) ?></a>
         </h1>
     <?php endif; ?>
     <div class="spacer"></div>
@@ -105,7 +105,7 @@ $label = get_theme_mod( 'minimalistflex_header_label' );
     <?php endif; ?>
 </header>
 
-<main class="minimalistflex-master <?php echo 'minimalistflex-sidebar-layout-' . $sidebar ?>">
+<main class="minimalistflex-master <?php echo 'minimalistflex-sidebar-layout-' . esc_attr( $mf_sidebar ) ?>">
 
 <article class="minimalistflex-content" id="main-content">
 
diff --git a/includes/class-color-palette-control.php b/includes/class-color-palette-control.php
index 6c60b78..ea5380f 100644
--- a/includes/class-color-palette-control.php
+++ b/includes/class-color-palette-control.php
@@ -16,7 +16,7 @@ class MinimalistFlex_Color_Palette_Custom_Control extends WP_Customize_Control
     public function enqueue()
     {
         wp_enqueue_style('color-palette-style', get_template_directory_uri().'/css/color-palette.css');
-        wp_enqueue_script('color-palette-script', get_template_directory_uri().'/js/color-palette.js', array( 'jquery' ), rand(), true);
+        wp_enqueue_script('color-palette-script', get_template_directory_uri().'/js/color-palette.js', array( 'jquery' ), null, true);
     }
 
     public function render_content()
diff --git a/includes/class-multi-image-control.php b/includes/class-multi-image-control.php
index dede03c..8ae0761 100644
--- a/includes/class-multi-image-control.php
+++ b/includes/class-multi-image-control.php
@@ -17,7 +17,7 @@ class MinimalistFlex_Multi_Image_Custom_Control extends WP_Customize_Control
     {
         wp_enqueue_media();
         wp_enqueue_style('multi-image-style', get_template_directory_uri().'/css/multi-image.css');
-        wp_enqueue_script('multi-image-script', get_template_directory_uri().'/js/multi-image.js', array( 'jquery' ), rand(), true);
+        wp_enqueue_script('multi-image-script', get_template_directory_uri().'/js/multi-image.js', array( 'jquery' ), null, true);
     }
 
     public function render_content()
diff --git a/includes/colors.php b/includes/colors.php
index b742afd..6e799b8 100644
--- a/includes/colors.php
+++ b/includes/colors.php
@@ -15,14 +15,14 @@ if ( !defined( 'WPINC' ) ) {
     --minimalistflex-header: <?php
     $header_textcolor = get_header_textcolor();
     if ( preg_match( '/#/', $header_textcolor ) ) {
-        echo $header_textcolor;
+        echo esc_html( $header_textcolor );
     } else {
-        echo '#' . $header_textcolor;
+        echo esc_html( '#' . $header_textcolor );
     }
     ?>;
     <?php $color_keys = array_keys( $colors ); ?>
     <?php foreach( $color_keys as $color_key ): ?>
-    --minimalistflex-<?php echo $color_key; ?>: <?php echo esc_html( get_theme_mod( 'minimalistflex_color_' . $color_key, $colors[$color_key] ) ); ?>;
+    --minimalistflex-<?php echo esc_html( $color_key ) ?>: <?php echo esc_html( get_theme_mod( 'minimalistflex_color_' . $color_key, $colors[$color_key] ) ); ?>;
     <?php endforeach; ?>
     --minimalistflex-max-height: <?php
         if ( get_theme_mod( 'minimalistflex_interface_thumbnail_height', 'flexible' ) === 'fixed' ) {
diff --git a/page.php b/page.php
index fedf627..5bbd24f 100644
--- a/page.php
+++ b/page.php
@@ -31,6 +31,4 @@ if ( !defined( 'WPINC' ) ) {
     </div>
 <?php endif; ?>
 
-<?php  ?>
-
 <?php get_footer(); ?>
\ No newline at end of file
diff --git a/singular.php b/singular.php
index 2fc44a0..55385c2 100644
--- a/singular.php
+++ b/singular.php
@@ -34,7 +34,7 @@ $mf_default_image_location = get_theme_mod( 'minimalistflex_default_featured_ima
                     printf(
                         /* translators: %s: Title of the post. */
                         esc_attr__( 'The thumbnail image for %s.', 'minimalistflex' ),
-                        get_the_title()
+                        esc_attr( get_the_title() )
                     )
                 ?>">
             </div>
diff --git a/templates/loop.php b/templates/loop.php
index 15d76ed..b5b8240 100644
--- a/templates/loop.php
+++ b/templates/loop.php
@@ -20,7 +20,7 @@ $mf_default_image_location = get_theme_mod( 'minimalistflex_default_featured_ima
             printf(
                 /* translators: %s: Post title associated with the thumbnail image. */
                 esc_attr__( 'Thumbnail image of %s. Also a link that navigates to it.', 'minimalistflex' ),
-                get_the_title()
+                esc_attr( get_the_title() )
             ) ?>">
                 <?php the_post_thumbnail( 'large' ); ?>
             </a>
@@ -37,13 +37,13 @@ $mf_default_image_location = get_theme_mod( 'minimalistflex_default_featured_ima
             printf(
                 /* translators: %s: Post title associated with the thumbnail image. */
                 esc_attr__( 'The thhumbnail image link for %s', 'minimalistflex' ),
-                get_the_title()
+                esc_attr( get_the_title() )
             ) ?>">
                 <img src="<?php echo esc_url( $mf_imgsrc );?>" aria-label="<?php
                     printf(
                         /* translators: %s: Title of the post. */
                         esc_attr__( 'The thumbnail image for %s.', 'minimalistflex' ),
-                        get_the_title()
+                        esc_attr( get_the_title() )
                     )
                 ?>">
             </a>
@@ -53,14 +53,15 @@ $mf_default_image_location = get_theme_mod( 'minimalistflex_default_featured_ima
                 <div class="panel-comment-count">
                     <?php
                         printf(
-                            _nx(
-                                '1 Comment',
+                            /* translators: %d: Number of comments. */
+                            esc_html( _nx(
+                                '%d Comment',
                                 '%d Comments',
                                 get_comments_number(),
                                 'comment count',
                                 'minimalistflex'
-                            ),
-                            number_format_i18n( get_comments_number() )
+                            ) ),
+                            esc_html( number_format_i18n( get_comments_number() ) )
                         );
                     ?>
                 </div>
@@ -86,13 +87,13 @@ $mf_default_image_location = get_theme_mod( 'minimalistflex_default_featured_ima
                             <?php printf(
                                 /* translators: %s: Post publish time. */
                                 esc_html__( 'Published on %s', 'minimalistflex' ),
-                                get_the_date()
+                                esc_html( get_the_date() )
                             ) ?>
                         <?php else: ?>
                             <?php printf(
                                 /* translators: %s: Post last modified time. */
                                 esc_html__( 'Last modified on %s', 'minimalistflex' ),
-                                get_the_modified_date()
+                                esc_html( get_the_modified_date() )
                             ) ?>
                         <?php endif; ?>
                     </div>
@@ -101,7 +102,7 @@ $mf_default_image_location = get_theme_mod( 'minimalistflex_default_featured_ima
                         printf(
                             /* translators: %s: Post title. */
                             esc_attr__( 'Read more of %s', 'minimalistflex' ),
-                            get_the_title()
+                            esc_attr( get_the_title() )
                         )
                     ?>">
                     <?php echo esc_html( get_theme_mod( 'minimalistflex_interface_readlink', __( 'Read More', 'minimalistflex' ) ) ); ?>
diff --git a/templates/metadata.php b/templates/metadata.php
index 319d34f..7e5a964 100644
--- a/templates/metadata.php
+++ b/templates/metadata.php
@@ -14,7 +14,7 @@ if ( !defined( 'WPINC' ) ) {
             <?php foreach( $mf_tags as $mf_tag ) { ?>
                 <div class="singular-category">
                     <a href="<?php echo esc_url( get_category_link( $mf_tag ) ) ?>">
-                        <?php echo $mf_tag->name; ?>
+                        <?php echo esc_html( $mf_tag->name ) ?>
                     </a>
                 </div>
             <?php } ?>
@@ -29,7 +29,7 @@ if ( !defined( 'WPINC' ) ) {
         <?php foreach( $mf_tags as $mf_tag ) { ?>
             <div class="singular-category singular-tag">
                 <a href="<?php echo esc_url( get_tag_link( $mf_tag ) ) ?>">
-                    <?php echo $mf_tag->name; ?>
+                    <?php echo esc_html( $mf_tag->name ) ?>
                 </a>
             </div>
         <?php } ?>