diff --git a/apps/updatenotification/css/admin.css b/apps/updatenotification/css/admin.css
index 52cc961ae3551..775e2134ba5a2 100644
--- a/apps/updatenotification/css/admin.css
+++ b/apps/updatenotification/css/admin.css
@@ -40,3 +40,7 @@
 	color: #555;
 	font-weight: normal;
 }
+
+#updatenotification .warning {
+	color: #ce3702;
+}
diff --git a/apps/updatenotification/js-src/app.js b/apps/updatenotification/js-src/app.js
index bf96a2ff32686..0b28cabd6ac93 100644
--- a/apps/updatenotification/js-src/app.js
+++ b/apps/updatenotification/js-src/app.js
@@ -48,6 +48,7 @@ define(function (require) {
 			this.vm.channels = data.channels;
 			this.vm.notifyGroups = data.notifyGroups;
 			this.vm.isDefaultUpdateServerURL = data.isDefaultUpdateServerURL;
+			this.vm.versionIsEol = data.versionIsEol;
 		}
 	};
 });
diff --git a/apps/updatenotification/js-src/components/root.vue b/apps/updatenotification/js-src/components/root.vue
index 774fd6dd5392f..a52e1b12bd408 100644
--- a/apps/updatenotification/js-src/components/root.vue
+++ b/apps/updatenotification/js-src/components/root.vue
@@ -2,6 +2,13 @@
 	<div id="updatenotification" class="followupsection">
 		<div class="update">
 			<template v-if="isNewVersionAvailable">
+				<p v-if="versionIsEol">
+					<span class="warning">
+						<span class="icon icon-error"></span>
+						{{ t('updatenotification', 'The version you are running is not maintained anymore. Please make sure to update to a supported version as soon as possible.') }}
+					</span>
+				</p>
+
 				<p>
 					<span v-html="newVersionAvailableString"></span><br>
 					<span v-if="!isListFetched" class="icon icon-loading-small"></span>
@@ -83,6 +90,7 @@
 				lastCheckedDate: '',
 				isUpdateChecked: false,
 				updaterEnabled: true,
+				versionIsEol: false,
 				downloadLink: '',
 				isNewVersionAvailable: false,
 				updateServerURL: '',
diff --git a/apps/updatenotification/lib/Settings/Admin.php b/apps/updatenotification/lib/Settings/Admin.php
index 258cba35e80f1..5213eb905ee0c 100644
--- a/apps/updatenotification/lib/Settings/Admin.php
+++ b/apps/updatenotification/lib/Settings/Admin.php
@@ -94,6 +94,7 @@ public function getForm(): TemplateResponse {
 			'newVersionString' => empty($updateState['updateVersion']) ? '' : $updateState['updateVersion'],
 			'downloadLink' => empty($updateState['downloadLink']) ? '' : $updateState['downloadLink'],
 			'updaterEnabled' => empty($updateState['updaterEnabled']) ? false : $updateState['updaterEnabled'],
+			'versionIsEol' => empty($updateState['versionIsEol']) ? false : $updateState['versionIsEol'],
 			'isDefaultUpdateServerURL' => $updateServerURL === $defaultUpdateServerURL,
 			'updateServerURL' => $updateServerURL,
 			'notifyGroups' => $this->getSelectedGroups($notifyGroups),
diff --git a/apps/updatenotification/lib/UpdateChecker.php b/apps/updatenotification/lib/UpdateChecker.php
index 5f2712423d215..bba1fa5d48cae 100644
--- a/apps/updatenotification/lib/UpdateChecker.php
+++ b/apps/updatenotification/lib/UpdateChecker.php
@@ -49,6 +49,7 @@ public function getUpdateState(): array {
 			$result['updateAvailable'] = true;
 			$result['updateVersion'] = $data['versionstring'];
 			$result['updaterEnabled'] = $data['autoupdater'] === '1';
+			$result['versionIsEol'] = $data['eol'] === '1';
 			if (strpos($data['web'], 'https://') === 0) {
 				$result['updateLink'] = $data['web'];
 			}
diff --git a/apps/updatenotification/tests/Settings/AdminTest.php b/apps/updatenotification/tests/Settings/AdminTest.php
index 440e26cfd33e0..4e2ac3a53d9f5 100644
--- a/apps/updatenotification/tests/Settings/AdminTest.php
+++ b/apps/updatenotification/tests/Settings/AdminTest.php
@@ -100,6 +100,7 @@ public function testGetFormWithUpdate() {
 				'updateVersion' => '8.1.2',
 				'downloadLink' => 'https://downloads.nextcloud.org/server',
 				'updaterEnabled' => true,
+				'versionIsEol' => false,
 			]);
 
 		$group = $this->createMock(IGroup::class);
@@ -124,6 +125,7 @@ public function testGetFormWithUpdate() {
 				'newVersionString' => '8.1.2',
 				'downloadLink' => 'https://downloads.nextcloud.org/server',
 				'updaterEnabled' => true,
+				'versionIsEol' => false,
 				'isDefaultUpdateServerURL' => true,
 				'updateServerURL' => 'https://updates.nextcloud.com/updater_server/',
 				'notifyGroups' => [
diff --git a/apps/updatenotification/tests/UpdateCheckerTest.php b/apps/updatenotification/tests/UpdateCheckerTest.php
index 5502e1ce8ac6c..6f5edf0c78c53 100644
--- a/apps/updatenotification/tests/UpdateCheckerTest.php
+++ b/apps/updatenotification/tests/UpdateCheckerTest.php
@@ -52,12 +52,14 @@ public function testGetUpdateStateWithUpdateAndInvalidLink() {
 				'web'=> 'javascript:alert(1)',
 				'url'=> 'javascript:alert(2)',
 				'autoupdater'=> '0',
+				'eol'=> '1',
 			]);
 
 		$expected = [
 			'updateAvailable' => true,
 			'updateVersion' => 'Nextcloud 123',
 			'updaterEnabled' => false,
+			'versionIsEol' => true,
 		];
 		$this->assertSame($expected, $this->updateChecker->getUpdateState());
 	}
@@ -72,12 +74,14 @@ public function testGetUpdateStateWithUpdateAndValidLink() {
 				'web'=> 'https://docs.nextcloud.com/myUrl',
 				'url'=> 'https://downloads.nextcloud.org/server',
 				'autoupdater'=> '1',
+				'eol'=> '0',
 			]);
 
 		$expected = [
 			'updateAvailable' => true,
 			'updateVersion' => 'Nextcloud 123',
 			'updaterEnabled' => true,
+			'versionIsEol' => false,
 			'updateLink' => 'https://docs.nextcloud.com/myUrl',
 			'downloadLink' => 'https://downloads.nextcloud.org/server',
 		];
diff --git a/lib/private/Updater/VersionCheck.php b/lib/private/Updater/VersionCheck.php
index c7b829c9ec5e4..5cfc3c81a14cf 100644
--- a/lib/private/Updater/VersionCheck.php
+++ b/lib/private/Updater/VersionCheck.php
@@ -98,6 +98,7 @@ public function check() {
 				$tmp['url'] = (string)$data->url;
 				$tmp['web'] = (string)$data->web;
 				$tmp['autoupdater'] = (string)$data->autoupdater;
+				$tmp['eol'] = isset($data->eol) ? (string)$data->eol : '0';
 			} else {
 				libxml_clear_errors();
 			}
diff --git a/tests/lib/Updater/VersionCheckTest.php b/tests/lib/Updater/VersionCheckTest.php
index 89a335722d7a2..216510b66283c 100644
--- a/tests/lib/Updater/VersionCheckTest.php
+++ b/tests/lib/Updater/VersionCheckTest.php
@@ -85,6 +85,7 @@ public function testCheckWithoutUpdateUrl() {
 			'url' => 'https://download.example.org/community/owncloud-8.0.4.zip',
 			'web' => 'http://doc.example.org/server/8.0/admin_manual/maintenance/upgrade.html',
 			'autoupdater' => '0',
+			'eol' => '1',
 		];
 
 		$this->config
@@ -123,6 +124,7 @@ public function testCheckWithoutUpdateUrl() {
   <url>https://download.example.org/community/owncloud-8.0.4.zip</url>
   <web>http://doc.example.org/server/8.0/admin_manual/maintenance/upgrade.html</web>
   <autoupdater>0</autoupdater>
+  <eol>1</eol>
 </owncloud>';
 		$this->updater
 			->expects($this->once())
@@ -180,6 +182,7 @@ public function testCheckWithEmptyValidXmlResponse() {
 			'url' => '',
 			'web' => '',
 			'autoupdater' => '',
+			'eol' => '0',
 		];
 
 		$this->config
@@ -273,6 +276,7 @@ public function testCheckWithMissingAttributeXmlResponse() {
 			'url' => '',
 			'web' => '',
 			'autoupdater' => '',
+			'eol' => '0',
 		];
 
 		$this->config