modified plugin file found?

Word fence found the following issues on the latest run on my website, is this something to be concerned abut?

Never had this issue before?

See the details of these scan results on your site at:
https://1.easycryptocurrenc.com/wp-admin/admin.php?page=WordfenceScan
Medium Severity Problems:
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/AbstractRecursivePass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/AnalyzeServiceReferencesPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/AutoAliasServicePass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/AutowirePass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/AutowireRequiredMethodsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/CheckArgumentsValidityPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/CheckCircularReferencesPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/CheckDefinitionValidityPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/CheckExceptionOnInvalidReferenceBehaviorPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/CheckReferenceValidityPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/Compiler.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/CompilerPassInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/DecoratorServicePass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/DefinitionErrorExceptionPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ExtensionCompilerPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/InlineServiceDefinitionsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/MergeExtensionConfigurationPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/PassConfig.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/PriorityTaggedServiceTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/RegisterEnvVarProcessorsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/RegisterServiceSubscribersPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/RemoveAbstractDefinitionsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/RemovePrivateAliasesPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/RemoveUnusedDefinitionsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/RepeatablePassInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/RepeatedPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ReplaceAliasByActualDefinitionPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveBindingsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveChildDefinitionsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveClassPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveEnvPlaceholdersPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveFactoryClassPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveHotPathPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveInstanceofConditionalsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveInvalidReferencesPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveNamedArgumentsPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveParameterPlaceHoldersPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolvePrivatesPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveReferencesToAliasesPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveServiceSubscribersPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ResolveTaggedIteratorArgumentPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ServiceLocatorTagPass.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ServiceReferenceGraph.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ServiceReferenceGraphEdge.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Compiler/ServiceReferenceGraphNode.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Config/ContainerParametersResource.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Config/ContainerParametersResourceChecker.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Dumper/Dumper.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Dumper/DumperInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Dumper/GraphvizDumper.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Dumper/PhpDumper.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Dumper/XmlDumper.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Dumper/YamlDumper.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Extension/ConfigurationExtensionInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Extension/Extension.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Extension/ExtensionInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Extension/PrependExtensionInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/LazyProxy/Instantiator/InstantiatorInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/LazyProxy/Instantiator/RealServiceInstantiator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/LazyProxy/PhpDumper/DumperInterface.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/LazyProxy/PhpDumper/NullDumper.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/LazyProxy/ProxyHelper.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/ClosureLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/AbstractConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/AbstractServiceConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/AliasConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/ContainerConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/DefaultsConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/InlineServiceConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/InstanceofConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/ParametersConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/PrototypeConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/ReferenceConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/ServiceConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/ServicesConfigurator.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/AbstractTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/ArgumentTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/AutoconfigureTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/AutowireTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/BindTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/CallTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/ClassTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/ConfiguratorTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/DecorateTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/DeprecateTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/FactoryTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/FileTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/LazyTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/ParentTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/PropertyTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/PublicTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/ShareTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/SyntheticTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/Configurator/Traits/TagTrait.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/DirectoryLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/FileLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/GlobFileLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/IniFileLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/PhpFileLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/XmlFileLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/YamlFileLoader.php
* Modified plugin file: wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Loader/schema/dic/services/services-1.0.xsd

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