6 files changed, 10 insertions, 10 deletions
diff --git a/packages/frontend/src/components/MkGoogle.vue b/packages/frontend/src/components/MkGoogle.vue
index efbd775f5c..fb142b31b5 100644
--- a/packages/frontend/src/components/MkGoogle.vue
+++ b/packages/frontend/src/components/MkGoogle.vue
@@ -23,7 +23,7 @@ const query = ref(props.q);
 const search = () => {
 	const sp = new URLSearchParams();
 	sp.append('q', query.value);
-	window.open(`https://www.google.com/search?${sp.toString()}`, '_blank');
+	window.open(`https://www.google.com/search?${sp.toString()}`, '_blank', 'noopener');
 };
 </script>
 
diff --git a/packages/frontend/src/components/MkLink.vue b/packages/frontend/src/components/MkLink.vue
index 808a071d10..8517eff40b 100644
--- a/packages/frontend/src/components/MkLink.vue
+++ b/packages/frontend/src/components/MkLink.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <component
-	:is="self ? 'MkA' : 'a'" ref="el" style="word-break: break-all;" class="_link" :[attr]="self ? url.substring(local.length) : url" :rel="rel" :target="target"
+	:is="self ? 'MkA' : 'a'" ref="el" style="word-break: break-all;" class="_link" :[attr]="self ? url.substring(local.length) : url" :rel="rel ?? 'nofollow noopener'" :target="target"
 	:title="url"
 >
 	<slot></slot>
diff --git a/packages/frontend/src/components/MkPageWindow.vue b/packages/frontend/src/components/MkPageWindow.vue
index 441296e05d..23eb70ecd2 100644
--- a/packages/frontend/src/components/MkPageWindow.vue
+++ b/packages/frontend/src/components/MkPageWindow.vue
@@ -112,7 +112,7 @@ const contextmenu = computed(() => ([{
 	icon: 'ti ti-external-link',
 	text: i18n.ts.openInNewTab,
 	action: () => {
-		window.open(url + router.getCurrentPath(), '_blank');
+		window.open(url + router.getCurrentPath(), '_blank', 'noopener');
 		windowEl.value.close();
 	},
 }, {
diff --git a/packages/frontend/src/components/MkVisitorDashboard.vue b/packages/frontend/src/components/MkVisitorDashboard.vue
index 7a41720e3f..102cb8d139 100644
--- a/packages/frontend/src/components/MkVisitorDashboard.vue
+++ b/packages/frontend/src/components/MkVisitorDashboard.vue
@@ -107,31 +107,31 @@ function showMenu(ev) {
 		text: i18n.ts.impressum,
 		icon: 'ti ti-file-invoice',
 		action: () => {
-			window.open(instance.impressumUrl, '_blank');
+			window.open(instance.impressumUrl, '_blank', 'noopener');
 		},
 	} : undefined, (instance.tosUrl) ? {
 		text: i18n.ts.termsOfService,
 		icon: 'ti ti-notebook',
 		action: () => {
-			window.open(instance.tosUrl, '_blank');
+			window.open(instance.tosUrl, '_blank', 'noopener');
 		},
 	} : undefined, (instance.privacyPolicyUrl) ? {
 		text: i18n.ts.privacyPolicy,
 		icon: 'ti ti-shield-lock',
 		action: () => {
-			window.open(instance.privacyPolicyUrl, '_blank');
+			window.open(instance.privacyPolicyUrl, '_blank', 'noopener');
 		},
 	} : undefined, (!instance.impressumUrl && !instance.tosUrl && !instance.privacyPolicyUrl) ? undefined : null, {
 		text: i18n.ts.help,
 		icon: 'ti ti-help-circle',
 		action: () => {
-			window.open('https://misskey-hub.net/help.md', '_blank');
+			window.open('https://misskey-hub.net/help.md', '_blank', 'noopener');
 		},
 	}], ev.currentTarget ?? ev.target);
 }
 
 function exploreOtherServers() {
-	window.open('https://join.misskey.page/instances', '_blank');
+	window.open('https://join.misskey.page/instances', '_blank', 'noopener');
 }
 </script>
 
diff --git a/packages/frontend/src/components/global/MkA.vue b/packages/frontend/src/components/global/MkA.vue
index 008d10f8eb..809dae421a 100644
--- a/packages/frontend/src/components/global/MkA.vue
+++ b/packages/frontend/src/components/global/MkA.vue
@@ -61,7 +61,7 @@ function onContextmenu(ev) {
 		icon: 'ti ti-external-link',
 		text: i18n.ts.openInNewTab,
 		action: () => {
-			window.open(props.to, '_blank');
+			window.open(props.to, '_blank', 'noopener');
 		},
 	}, {
 		icon: 'ti ti-link',
diff --git a/packages/frontend/src/components/global/MkUrl.vue b/packages/frontend/src/components/global/MkUrl.vue
index db8a8399b5..9a59b5a68e 100644
--- a/packages/frontend/src/components/global/MkUrl.vue
+++ b/packages/frontend/src/components/global/MkUrl.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <component
-	:is="self ? 'MkA' : 'a'" ref="el" :class="$style.root" class="_link" :[attr]="self ? props.url.substring(local.length) : props.url" :rel="rel" :target="target"
+	:is="self ? 'MkA' : 'a'" ref="el" :class="$style.root" class="_link" :[attr]="self ? props.url.substring(local.length) : props.url" :rel="rel ?? 'nofollow noopener'" :target="target"
 	@contextmenu.stop="() => {}"
 >
 	<template v-if="!self">