diff --git a/index.php b/index.php
index 95a1306b3..fa4c91aa3 100644
--- a/index.php
+++ b/index.php
@@ -45,5 +45,6 @@ $a->runFrontend(
 	$dice->create(\Friendica\Core\PConfig\Capability\IManagePersonalConfigValues::class),
 	$dice->create(\Friendica\Security\Authentication::class),
 	$dice->create(\Friendica\App\Page::class),
+	new \Friendica\Util\HTTPInputData($_SERVER),
 	$start_time
 );
diff --git a/src/App.php b/src/App.php
index b8b7fb99f..a17fb3ec3 100644
--- a/src/App.php
+++ b/src/App.php
@@ -44,7 +44,6 @@ use Friendica\Util\HTTPInputData;
 use Friendica\Util\HTTPSignature;
 use Friendica\Util\Profiler;
 use Friendica\Util\Strings;
-use GuzzleHttp\Psr7\Response;
 use Psr\Log\LoggerInterface;
 
 /**
@@ -563,13 +562,15 @@ class App
 	 *
 	 * @param App\Router                  $router
 	 * @param IManagePersonalConfigValues $pconfig
-	 * @param Authentication              $auth   The Authentication backend of the node
-	 * @param App\Page                    $page   The Friendica page printing container
+	 * @param Authentication              $auth       The Authentication backend of the node
+	 * @param App\Page                    $page       The Friendica page printing container
+	 * @param HTTPInputData               $httpInput  A library for processing PHP input streams
+	 * @param float                       $start_time The start time of the overall script execution
 	 *
 	 * @throws HTTPException\InternalServerErrorException
 	 * @throws \ImagickException
 	 */
-	public function runFrontend(App\Router $router, IManagePersonalConfigValues $pconfig, Authentication $auth, App\Page $page, float $start_time)
+	public function runFrontend(App\Router $router, IManagePersonalConfigValues $pconfig, Authentication $auth, App\Page $page, HTTPInputData $httpInput, float $start_time)
 	{
 		$this->profiler->set($start_time, 'start');
 		$this->profiler->set(microtime(true), 'classinit');
@@ -704,8 +705,8 @@ class App
 			}
 
 			// Processes data from GET requests
-			$httpinput = HTTPInputData::process();
-			$input = array_merge($httpinput['variables'], $httpinput['files'], $request ?? $_REQUEST);
+			$httpinput = $httpInput->process();
+			$input     = array_merge($httpinput['variables'], $httpinput['files'], $request ?? $_REQUEST);
 
 			// Let the module run it's internal process (init, get, post, ...)
 			$response = $module->run($input);
diff --git a/src/Util/HTTPInputData.php b/src/Util/HTTPInputData.php
index d22c3894d..26d09c977 100644
--- a/src/Util/HTTPInputData.php
+++ b/src/Util/HTTPInputData.php
@@ -27,9 +27,22 @@ namespace Friendica\Util;
  */
 class HTTPInputData
 {
-	public static function process()
+	/** @var array The $_SERVER variable */
+	protected $server;
+
+	public function __construct(array $server)
 	{
-		$content_parts = explode(';', static::getContentType());
+		$this->server = $server;
+	}
+
+	/**
+	 * Process the PHP input stream and creates an array with its content
+	 *
+	 * @return array|array[]
+	 */
+	public function process(): array
+	{
+		$content_parts = explode(';', $this->server['CONTENT_TYPE'] ?? 'application/x-www-form-urlencoded');
 
 		$boundary = '';
 		$encoding = '';
@@ -54,7 +67,7 @@ class HTTPInputData
 		}
 
 		if ($content_type == 'multipart/form-data') {
-			return self::fetchFromMultipart($boundary);
+			return $this->fetchFromMultipart($boundary);
 		}
 
 		// can be handled by built in PHP functionality
@@ -69,7 +82,7 @@ class HTTPInputData
 		return ['variables' => $variables, 'files' => []];
 	}
 
-	private static function fetchFromMultipart(string $boundary)
+	private function fetchFromMultipart(string $boundary): array
 	{
 		$result = ['variables' => [], 'files' => []];
 
@@ -94,7 +107,7 @@ class HTTPInputData
 				continue;
 			}
 
-			$result = self::parseRawHeader($stream, $raw_headers, $boundary, $result);
+			$result = $this->parseRawHeader($stream, $raw_headers, $boundary, $result);
 
 			$raw_headers = '';
 		}
@@ -104,7 +117,7 @@ class HTTPInputData
 		return $result;
 	}
 
-	private static function parseRawHeader($stream, string $raw_headers, string $boundary, array $result)
+	private function parseRawHeader($stream, string $raw_headers, string $boundary, array $result)
 	{
 		$variables = $result['variables'];
 		$files     = $result['files'];
@@ -115,7 +128,7 @@ class HTTPInputData
 			if (strpos($header, ':') === false) {
 				continue;
 			}
-			list($name, $value) = explode(':', $header, 2);
+			[$name, $value] = explode(':', $header, 2);
 
 			$headers[strtolower($name)] = ltrim($value, ' ');
 		}
@@ -135,13 +148,13 @@ class HTTPInputData
 			$files[$name] = static::fetchFileData($stream, $boundary, $headers, $filename);
 			return ['variables' => $variables, 'files' => $files];
 		} else {
-			$variables = self::fetchVariables($stream, $boundary, $headers, $name, $variables);
+			$variables = $this->fetchVariables($stream, $boundary, $headers, $name, $variables);
 		}
 
 		return ['variables' => $variables, 'files' => $files];
 	}
 
-	protected static function fetchFileData($stream, string $boundary, array $headers, string $filename)
+	protected function fetchFileData($stream, string $boundary, array $headers, string $filename)
 	{
 		$error = UPLOAD_ERR_OK;
 
@@ -186,7 +199,7 @@ class HTTPInputData
 		];
 	}
 
-	private static function fetchVariables($stream, string $boundary, array $headers, string $name, array $variables)
+	private function fetchVariables($stream, string $boundary, array $headers, string $name, array $variables)
 	{
 		$fullValue = '';
 		$lastLine  = null;
@@ -229,10 +242,10 @@ class HTTPInputData
 		$tmp = [];
 		parse_str($fullValue, $tmp);
 
-		return self::expandVariables(explode('[', $name), $variables, $tmp);
+		return $this->expandVariables(explode('[', $name), $variables, $tmp);
 	}
 
-	private static function expandVariables(array $names, $variables, array $values)
+	private function expandVariables(array $names, $variables, array $values)
 	{
 		if (!is_array($variables)) {
 			return $values;
@@ -252,7 +265,7 @@ class HTTPInputData
 		if ($name === '') {
 			$variables[] = reset($values);
 		} elseif (isset($variables[$name]) && isset($values[$name])) {
-			$variables[$name] = self::expandVariables($names, $variables[$name], $values[$name]);
+			$variables[$name] = $this->expandVariables($names, $variables[$name], $values[$name]);
 		} elseif (isset($values[$name])) {
 			$variables[$name] = $values[$name];
 		}
@@ -266,7 +279,7 @@ class HTTPInputData
 	 *
 	 * @return false|resource
 	 */
-	protected static function getPhpInputStream()
+	protected function getPhpInputStream()
 	{
 		return fopen('php://input', 'rb');
 	}
@@ -277,19 +290,8 @@ class HTTPInputData
 	 *
 	 * @return false|string
 	 */
-	protected static function getPhpInputContent()
+	protected function getPhpInputContent()
 	{
 		return file_get_contents('php://input');
 	}
-
-	/**
-	 * Returns the content type string of the current call
-	 * Mainly used for test doubling
-	 *
-	 * @return false|string
-	 */
-	protected static function getContentType()
-	{
-		return $_SERVER['CONTENT_TYPE'] ?? 'application/x-www-form-urlencoded';
-	}
 }
diff --git a/tests/Util/HTTPInputDataDouble.php b/tests/Util/HTTPInputDataDouble.php
index 391b9c82b..1675fa392 100644
--- a/tests/Util/HTTPInputDataDouble.php
+++ b/tests/Util/HTTPInputDataDouble.php
@@ -30,20 +30,18 @@ use Friendica\Util\HTTPInputData;
 class HTTPInputDataDouble extends HTTPInputData
 {
 	/** @var false|resource */
-	protected static $injectedStream = false;
+	protected $injectedStream = false;
 	/** @var false|string */
-	protected static $injectedContent = false;
-	/** @var false|string */
-	protected static $injectedContentType = false;
+	protected $injectedContent = false;
 
 	/**
 	 * injects the PHP input stream for a test
 	 *
 	 * @param false|resource $stream
 	 */
-	public static function setPhpInputStream($stream)
+	public function setPhpInputStream($stream)
 	{
-		self::$injectedStream = $stream;
+		$this->injectedStream = $stream;
 	}
 
 	/**
@@ -51,9 +49,9 @@ class HTTPInputDataDouble extends HTTPInputData
 	 *
 	 * @param false|string $content
 	 */
-	public static function setPhpInputContent($content)
+	public function setPhpInputContent($content)
 	{
-		self::$injectedContent = $content;
+		$this->injectedContent = $content;
 	}
 
 	/**
@@ -61,30 +59,24 @@ class HTTPInputDataDouble extends HTTPInputData
 	 *
 	 * @param false|string $contentType
 	 */
-	public static function setPhpInputContentType($contentType)
+	public function setPhpInputContentType($contentType)
 	{
-		self::$injectedContentType = $contentType;
+		$this->injectedContentType = $contentType;
 	}
 
 	/** {@inheritDoc} */
-	protected static function getPhpInputStream()
+	protected function getPhpInputStream()
 	{
-		return static::$injectedStream;
+		return $this->injectedStream;
 	}
 
 	/** {@inheritDoc} */
-	protected static function getPhpInputContent()
+	protected function getPhpInputContent()
 	{
-		return static::$injectedContent;
+		return $this->injectedContent;
 	}
 
-	/** {@inheritDoc} */
-	protected static function getContentType()
-	{
-		return static::$injectedContentType;
-	}
-
-	protected static function fetchFileData($stream, string $boundary, array $headers, string $filename)
+	protected function fetchFileData($stream, string $boundary, array $headers, string $filename)
 	{
 		$data = parent::fetchFileData($stream, $boundary, $headers, $filename);
 		if (!empty($data['tmp_name'])) {
diff --git a/tests/src/Util/HTTPInputDataTest.php b/tests/src/Util/HTTPInputDataTest.php
index 5e8fd228f..0d7c3938b 100644
--- a/tests/src/Util/HTTPInputDataTest.php
+++ b/tests/src/Util/HTTPInputDataTest.php
@@ -139,14 +139,15 @@ class HTTPInputDataTest extends MockedTest
 	 */
 	public function testHttpInput(string $contentType, string $input, array $expected)
 	{
-		HTTPInputDataDouble::setPhpInputContentType($contentType);
-		HTTPInputDataDouble::setPhpInputContent($input);
+		$httpInput = new HTTPInputDataDouble(['CONTENT_TYPE' => $contentType]);
+		$httpInput->setPhpInputContent($input);
+
 		$stream = fopen('php://memory', 'r+');
 		fwrite($stream, $input);
 		rewind($stream);
 
-		HTTPInputDataDouble::setPhpInputStream($stream);
-		$output = HTTPInputDataDouble::process();
+		$httpInput->setPhpInputStream($stream);
+		$output = $httpInput->process();
 		$this->assertEqualsCanonicalizing($expected, $output);
 	}
 }