CleanTalk Anti-Spam. Spam Firewall & Bot protection

Top-rated antispam for contact forms, comments, WooCommerce, eCommerce, and login. No CAPTCHAs, no friction, just background anti spam protection.

v6.81CleanTalk IncUpdated 2026-06-18Added May 18, 2012200k+ installs96% rating90% support resolved
23
Score
826
Errors
1,078
Warnings
+0
Change

Category Scores

Security0
Repo85
Performance100
Maintainability0

Top Issues by Category

security1,017
maintainability512
i18n234

Issues Details

1,904 issues found in latest scan

WARNING359
WordPress.Security.NonceVerification.Missing

Processing form data without nonce verification.

ERROR267
WordPress.Security.EscapeOutput.OutputNotEscaped

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '" data-wp-lists='list:$singular'"'.

WARNING134
WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound

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

WARNING93
WordPress.DB.DirectDatabaseQuery.DirectQuery

Use of a direct database call is discouraged.

WARNING92
WordPress.DB.DirectDatabaseQuery.NoCaching

Direct database call without caching detected. Consider using wp_cache_get() / wp_cache_set() or wp_cache_delete().

WARNING83
WordPress.Security.NonceVerification.Recommended

Processing form data without nonce verification.

ERROR80
WordPress.WP.I18n.MissingTranslatorsComment

A function call to __() with texts containing placeholders was found, but was not accompanied by a "translators:" comment on the line above to clarify the meaning of the placeholders.

ERROR78
WordPress.DB.PreparedSQL.NotPrepared

Use placeholders and $wpdb->prepare(); found $apbct

ERROR76
WordPress.WP.I18n.MissingArgDomain

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

WARNING72
WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound

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

WARNING68
WordPress.Security.ValidatedSanitizedInput.MissingUnslash

$_COOKIE[$cookie_name] not unslashed before sanitization. Use wp_unslash() or similar

WARNING55
WordPress.Security.ValidatedSanitizedInput.InputNotSanitized

Detected usage of a non-sanitized input variable: $_COOKIE[$name]

ERROR37
PluginCheck.Security.DirectDB.UnescapedDBParameter

Unescaped parameter $apbct->data['sfw_common_table_name'] used in $wpdb->get_var()\n$apbct->data['sfw_common_table_name'] used without escaping.

ERROR36
WordPress.DateTime.RestrictedFunctions.date_date

date() is affected by runtime timezone changes which can cause date/time to be incorrectly displayed. Use gmdate() instead.

ERROR35
WordPress.Security.EscapeOutput.ExceptionNotEscaped

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

ERROR35
WordPress.WP.I18n.UnorderedPlaceholdersText

Multiple placeholders in translatable strings should be ordered. Expected "%1$d, %2$s", but got "%d, %s" in 'max_execution_time must be at least %d seconds, ini_get() returns %s'.

ERROR22
WordPress.WP.I18n.TextDomainMismatch

Mismatched text domain. Expected 'cleantalk-spam-protect' but got 'cleantalk_spam_protect'.

ERROR21
WordPress.WP.I18n.NonSingularStringLiteralText

The $text parameter must be a single text string literal. Found: "Please wait for a while. " . $apbct->data['wl_brandname_short'] . " is checking all $this->page_slug via blacklist database at cleantalk.org. You will have option to delete found spam $this->page_slug after plugin finish."

ERROR20
WordPress.Security.EscapeOutput.UnsafePrintingFunction

All output should be run through an escaping function (like esc_html_e() or esc_attr_e()), found '_e'.

ERROR19
wp_function_not_compatible_with_requires_wp

Function "current_datetime()" requires WordPress 5.3.0, but your plugin minimum supported version is WordPress 4.7.0.

WARNING18
WordPress.DB.DirectDatabaseQuery.SchemaChange

Attempting a database schema change is discouraged.

ERROR17
WordPress.WP.AlternativeFunctions.parse_url_parse_url

parse_url() is discouraged because of inconsistency in the output across PHP versions; use wp_parse_url() instead.

WARNING16
WordPress.PHP.DevelopmentFunctions.error_log_error_log

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

WARNING15
PluginCheck.Security.DirectDB.UnescapedDBParameter

Unescaped parameter $prefix used in $wpdb->query()\n$prefix used without escaping.

WARNING15
WordPress.PHP.DevelopmentFunctions.error_log_print_r

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

Latest Snapshot

Findings

1,904

Errors

826

Warnings

1,078

Score History

First score snapshot

First scan completed Jun 19, 2026

v6.81 · Plugin Check 2.0.0 · Model 2026.06-mvp-static-v2

Jun 19, 2026

v6.81

23

Latest

Findings
1,904
Errors
826
Warnings
1,078
Plugin Check
2.0.0
Model
2026.06-mvp-static-v2

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