Kustom Checkout for WooCommerce

The leading checkout in the Nordics, built for higher conversion and returning shoppers. Easy to integrate, supports Klarna and all popular payment me …

v2.20.5Kustom CheckoutUpdated 2026-06-04Added Dec 12, 201710k+ installs70% rating0% support resolved
35
Score
82
Errors
497
Warnings
+0
Change

Category Scores

Security39
Repo79
Performance100
Maintainability28

Top Issues by Category

maintainability512
i18n48
security15
repo_compliance3
supply_chain1

Issues Details

579 issues found in latest scan

WARNING285
WordPress.NamingConventions.PrefixAllGlobals.DynamicHooknameFound

Hook names invoked by a theme/plugin should start with the theme/plugin prefix. Found: "$this->get_filter_name('address_1')".

WARNING105
WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedHooknameFound

Hook names invoked by a theme/plugin should start with the theme/plugin prefix. Found: "http_headers_useragent".

ERROR45
WordPress.WP.I18n.TextDomainMismatch

Mismatched text domain. Expected 'klarna-checkout-for-woocommerce' but got 'krokedil-settings'.

WARNING40
WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedClassFound

Classes declared by a theme/plugin should start with the theme/plugin prefix. Found: "ComposerAutoloaderInitdc3bb960232843bf802f99d1ee605c38".

WARNING29
WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound

Global variables defined by a theme/plugin should start with the theme/plugin prefix. Found: "$baseDir".

WARNING28
WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound

Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "is_kco_confirmation".

ERROR14
missing_direct_file_access_protection

PHP file should prevent direct access. Add a check like: if ( ! defined( 'ABSPATH' ) ) exit;

ERROR8
WordPress.Security.EscapeOutput.OutputNotEscaped

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$err'.

ERROR7
WordPress.Security.EscapeOutput.ExceptionNotEscaped

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$err'.

WARNING6
WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound

Global constants defined by a theme/plugin should start with the theme/plugin prefix. Found: "KCO_WC_MAIN_FILE".

ERROR2
PluginCheck.CodeAnalysis.Offloading.OffloadedContent

Offloading images, js, css, and other scripts to your servers or any remote service is disallowed.

ERROR2
WordPress.WP.AlternativeFunctions.file_system_operations_fwrite

File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: fwrite().

ERROR2
WordPress.WP.I18n.MissingArgDomain

Missing $domain parameter in function call to esc_html__().

WARNING1
PluginCheck.CodeAnalysis.DiscouragedFunctions.load_plugin_textdomainFound

load_plugin_textdomain() has been discouraged since WordPress version 4.6. When your plugin is hosted on WordPress.org, you no longer need to manually include this function call for translations under your plugin slug. WordPress will automatically load the translations for you as needed.

WARNING1
WordPress.PHP.DevelopmentFunctions.error_log_trigger_error

trigger_error() found. Debug code should not normally be used in production.

ERROR1
hidden_files

Hidden files are not permitted.

ERROR1
plugin_header_no_license

Missing "License" in Plugin Header. Please update your Plugin Header with a valid GPLv2 (or later) compatible license.

WARNING1
readme_parser_warnings_no_short_description_present

The "Short Description" section is missing. An excerpt was generated from your main plugin description.

WARNING1
readme_parser_warnings_trimmed_section_changelog

The "Changelog" section is too long and was truncated. A maximum of 5000 characters is supported.

Latest Snapshot

Findings

579

Errors

82

Warnings

497

Score History

First score snapshot

First scan completed Jun 20, 2026

v2.20.5 · Plugin Check 2.0.0 · Model 2026.06-mvp-static-v2

Jun 20, 2026

v2.20.5

35

Latest

Findings
579
Errors
82
Warnings
497
Plugin Check
2.0.0
Model
2026.06-mvp-static-v2

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