diff --git a/typo3/sysext/fluid/Classes/ViewHelpers/Format/HtmlViewHelper.php b/typo3/sysext/fluid/Classes/ViewHelpers/Format/HtmlViewHelper.php
index 8336df20d04480aa58cad146ff543fdbb4c6bb82..91d8b839e7445d11ace261a8eee96a886485cfbb 100644
--- a/typo3/sysext/fluid/Classes/ViewHelpers/Format/HtmlViewHelper.php
+++ b/typo3/sysext/fluid/Classes/ViewHelpers/Format/HtmlViewHelper.php
@@ -28,6 +28,10 @@ use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
  * You can either specify a path to the TypoScript setting or set the `parseFunc`_ options directly.
  * By default :typoscript:`lib.parseFunc_RTE` is used to parse the string.
  *
+ * The view helper must not be used in backend context, as it triggers frontend logic.
+ * Instead, use :html:`<f:sanitize.html />` to secure a given HTML string or :html:`<f:transform.html />`
+ * to parse links in HTML.
+ *
  * Examples
  * ========
  *