diff --git a/VERSIONS_HOTLINE/30015 b/VERSIONS_HOTLINE/30015
new file mode 100644
index 0000000000000000000000000000000000000000..1ca6e686ed35b5126076401fb812cfd224b83399
--- /dev/null
+++ b/VERSIONS_HOTLINE/30015
@@ -0,0 +1 @@
+ - ticket #30015 : Pas de lien de retour vers le front ou vers le back office depuis l'explorateur de fichiers 
\ No newline at end of file
diff --git a/library/ZendAfi/View/Helper/Admin/MenuGaucheAdmin.php b/library/ZendAfi/View/Helper/Admin/MenuGaucheAdmin.php
index 36cba89c7f8fa0e6e82488a5d60aeb81a2988830..42ac2b9980388747b4c783978b9ad72ec87c3dd4 100644
--- a/library/ZendAfi/View/Helper/Admin/MenuGaucheAdmin.php
+++ b/library/ZendAfi/View/Helper/Admin/MenuGaucheAdmin.php
@@ -78,11 +78,11 @@ class ZendAfi_View_Helper_Admin_MenuGaucheAdmin extends ZendAfi_View_Helper_Base
 
       .$this->addMenu("moderation_16.png",      $this->translate()->_("Modération"),             "/admin/modo/",
                       $this->filterAll($this->user),
-                      $nb_moderations)
+                      ['extra_infos' => $nb_moderations])
 
       .$this->addMenu("demande_inscri_16.png",  $this->translate()->_("Demandes d'inscription"),  "/admin/modo/membreview",
                       $this->filterAll($this->user),
-                      $demandes_inscription)
+                      ['extra_infos' => $demandes_inscription])
 
       .$this->addMenu("lettres_16.png",         $this->translate()->_("Lettres d'information"),   "/admin/newsletter",
                       $this->filterAdmin($this->user) || $this->user->hasRightToAccess(Class_UserGroup::RIGHT_USER_SITOTHEQUE))
@@ -234,7 +234,8 @@ class ZendAfi_View_Helper_Admin_MenuGaucheAdmin extends ZendAfi_View_Helper_Base
       $this->openBoite($this->translate()->_("Système"))
 
       .$this->addMenu("database.png",   $this->translate()->_("Accès à Cosmogramme"),     Class_AdminVar::get("URL_COSMOGRAMME"),
-                    $this->filterAdminPortail($this->user))
+                      $this->filterAdminPortail($this->user),
+                      ['target' => '_blank'])
 
       .$this->addMenu("batch_16.png",   $this->translate()->_("Batchs"),                  "/admin/batch",
                       $this->filterAdminPortail($this->user))
@@ -263,7 +264,8 @@ class ZendAfi_View_Helper_Admin_MenuGaucheAdmin extends ZendAfi_View_Helper_Base
       .$this->addMenu("file_browser.png",
                       $this->translate()->_("Explorateur de fichiers"),
                       'http://' . $_SERVER['SERVER_NAME'].CKBASEURL."core_five_filemanager/index.html?ServerPath=".USERFILESURL,
-                      $this->filterAdminPortail($this->user))
+                      $this->filterAdminPortail($this->user),
+                      ['target' => '_blank'])
 
       .$this->addMenu('proprietes.gif',
                       $this->translate()->_('Champs personnalisés'),
@@ -331,17 +333,21 @@ class ZendAfi_View_Helper_Admin_MenuGaucheAdmin extends ZendAfi_View_Helper_Base
     return($html);
   }
 
-  function addMenu($img,$titre,$lien, $access_allowed, $extra_infos='') {
+  function addMenu($img,$titre,$lien, $access_allowed, $options=[]) {
     if (!$access_allowed) return '';
     if(!preg_match('^http://^',$lien))
       $lien = BASE_URL.$lien;
 
+    $target = isset($options['target'])
+      ? ' target="' . $options['target'] . '"'
+      : '';
+
     $ico = '<img src="'.URL_ADMIN_IMG.'picto/'.$img.'" alt="'.$titre.'" />';
-    $url= ['START'=>'<a href="'.$lien.'">',
+    $url= ['START'=>'<a href="'.$lien.'"'.$target.'>',
            'END'=>'</a>'];
 
-    $extra_infos = !empty($extra_infos)
-      ? "<span class='menu_info'>$extra_infos</span>"
+    $extra_infos = isset($options['extra_infos'])
+      ? '<span class="menu_info">' . $options['extra_infos'] . '</span>'
       : '';
 
     $class_selected = '';
diff --git a/tests/library/ZendAfi/View/Helper/Admin/MenuGaucheAdminTest.php b/tests/library/ZendAfi/View/Helper/Admin/MenuGaucheAdminTest.php
index 157adc362f31819904ec797ee5770ebc28358ab7..3f5a727d3a7dea59266a0b7eefe810e24c3a69f6 100644
--- a/tests/library/ZendAfi/View/Helper/Admin/MenuGaucheAdminTest.php
+++ b/tests/library/ZendAfi/View/Helper/Admin/MenuGaucheAdminTest.php
@@ -112,6 +112,18 @@ class ZendAfi_View_Helper_Admin_MenuGaucheAdminVariableAsAdminTest extends ZendA
   public function menuGaucheAdminShouldContainsJamendo() {
     $this->assertXPath($this->html, '//a[contains(@href, "/admin/harvest/jamendo-browse")]');
   }
+
+
+  /** @test */
+  public function fileExplorerShouldHaveTargetBlank() {
+    $this->assertXPath($this->html, '//a[contains(@href, "/ckeditor/core_five_filemanager")][@target="_blank"]');
+  }
+
+
+  /** @test */
+  public function cosmogrammeAccessShouldHaveTargetBlank() {
+    $this->assertXPathContentContains($this->html, '//a[@target="_blank"]', utf8_encode('Accès à Cosmogramme'));
+  }
 }