diff --git a/htdocs/core/lib/product.lib.php b/htdocs/core/lib/product.lib.php
index de3b0b89455..c838f5ad1b8 100644
--- a/htdocs/core/lib/product.lib.php
+++ b/htdocs/core/lib/product.lib.php
@@ -44,10 +44,12 @@ function product_prepare_head($object)
 
 	$label = $langs->trans('Product');
 	$usercancreadprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('product', 'product_advance', 'read_prices') : $user->hasRight('product', 'read');
+	$usercancreadsupplierprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('product', 'product_advance', 'read_supplier_prices') : $user->hasRight('product', 'read');
 
 	if ($object->isService()) {
 		$label = $langs->trans('Service');
 		$usercancreadprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('service', 'service_advance', 'read_prices') : $user->hasRight('service', 'read');
+		$usercancreadsupplierprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('service', 'service_advance', 'read_supplier_prices') : $user->hasRight('service', 'read');
 	}
 
 	$h = 0;
@@ -77,7 +79,7 @@ function product_prepare_head($object)
 	if ((isModEnabled("supplier_proposal") || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && ($user->hasRight('fournisseur', 'lire') || $user->hasRight('supplier_order', 'read') || $user->hasRight('supplier_invoice', 'read'))
 		|| (isModEnabled('margin') && $user->hasRight("margin", "liretous"))
 	) {
-		if ($usercancreadprice) {
+		if ($usercancreadsupplierprice) {
 			$head[$h][0] = DOL_URL_ROOT."/product/price_suppliers.php?id=".$object->id;
 			$head[$h][1] = $langs->trans("BuyingPrices");
 			$head[$h][2] = 'suppliers';
diff --git a/htdocs/product/list.php b/htdocs/product/list.php
index 15c801446d9..16831d0962c 100644
--- a/htdocs/product/list.php
+++ b/htdocs/product/list.php
@@ -1664,8 +1664,10 @@ while ($i < $imaxinloop) {
 	$object = $product_static;
 
 	$usercancreadprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('product', 'product_advance', 'read_prices') : $user->hasRight('product', 'lire');
+	$usercancreadsupplierprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('product', 'product_advance', 'read_supplier_prices') : $user->hasRight('product', 'lire');
 	if ($product_static->isService()) {
 		$usercancreadprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('service', 'service_advance', 'read_prices') : $user->hasRight('service', 'lire');
+		$usercancreadsupplierprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('service', 'service_advance', 'read_supplier_prices') : $user->hasRight('service', 'lire');
 	}
 
 	if ($mode == 'kanban') {
@@ -2078,7 +2080,7 @@ while ($i < $imaxinloop) {
 		// Better buy price
 		if (!empty($arrayfields['p.minbuyprice']['checked'])) {
 			print  '<td class="right nowraponall">';
-			if ($product_static->status_buy && $obj->bestpurchaseprice != '' && $usercancreadprice) {
+			if ($product_static->status_buy && $obj->bestpurchaseprice != '' && $usercancreadsupplierprice) {
 				if ($product_fourn->find_min_price_product_fournisseur($obj->rowid) > 0) {
 					if ($product_fourn->product_fourn_price_id > 0) {
 						if ((isModEnabled("fournisseur") && $user->hasRight('fournisseur', 'lire') && !getDolGlobalString('MAIN_USE_NEW_SUPPLIERMOD')) || (isModEnabled("supplier_order") && $user->hasRight('supplier_order', 'lire')) || (isModEnabled("supplier_invoice") && $user->hasRight('supplier_invoice', 'lire'))) {
@@ -2099,7 +2101,7 @@ while ($i < $imaxinloop) {
 		// Number of buy prices - Vendor prices
 		if (!empty($arrayfields['p.numbuyprice']['checked'])) {
 			print  '<td class="right">';
-			if ($product_static->status_buy && $usercancreadprice) {
+			if ($product_static->status_buy && $usercancreadsupplierprice) {
 				if (count($productFournList = $product_fourn->list_product_fournisseur_price($obj->rowid)) > 0) {
 					$htmltext = $product_fourn->display_price_product_fournisseur(1, 1, 0, 1, $productFournList);
 					print $form->textwithpicto((string) count($productFournList), $htmltext);
@@ -2124,7 +2126,7 @@ while ($i < $imaxinloop) {
 		// WAP
 		if (!empty($arrayfields['p.pmp']['checked'])) {
 			print '<td class="nowrap right">';
-			if ($usercancreadprice) {
+			if ($usercancreadsupplierprice) {
 				print '<span class="amount">'.price($product_static->pmp, 1, $langs)."</span>";
 			}
 			print '</td>';
@@ -2136,7 +2138,7 @@ while ($i < $imaxinloop) {
 		if (!empty($arrayfields['p.cost_price']['checked'])) {
 			print '<td class="nowrap right">';
 			//print $obj->cost_price;
-			if ($usercancreadprice) {
+			if ($usercancreadsupplierprice) {
 				print '<span class="amount">'.price($obj->cost_price).' '.$langs->trans("HT").'</span>';
 			}
 			print '</td>';
@@ -2182,15 +2184,15 @@ while ($i < $imaxinloop) {
 				if ($obj->seuil_stock_alerte != '' && $product_static->stock_reel < (float) $obj->seuil_stock_alerte) {
 					print img_warning($langs->trans("StockLowerThanLimit", $obj->seuil_stock_alerte)).' ';
 				}
-				if ($usercancreadprice) {
-					if ($product_static->stock_reel < 0) {
-						print '<span class="warning">';
-					}
-					print price(price2num($product_static->stock_reel, 'MS'), 0, $langs, 1, 0);
-					if ($product_static->stock_reel < 0) {
-						print '</span>';
-					}
+				/* why ? if ($usercancreadprice) { */
+				if ($product_static->stock_reel < 0) {
+					print '<span class="warning">';
 				}
+					print price(price2num($product_static->stock_reel, 'MS'), 0, $langs, 1, 0);
+				if ($product_static->stock_reel < 0) {
+					print '</span>';
+				}
+				/* } */
 			}
 			print '</td>';
 			if (!$i) {
@@ -2204,15 +2206,15 @@ while ($i < $imaxinloop) {
 				if ($obj->seuil_stock_alerte != '' && $product_static->stock_theorique < (float) $obj->seuil_stock_alerte) {
 					print img_warning($langs->trans("StockLowerThanLimit", $obj->seuil_stock_alerte)).' ';
 				}
-				if ($usercancreadprice) {
-					if ($product_static->stock_theorique < 0) {
-						print '<span class="warning">';
-					}
-					print price(price2num($product_static->stock_theorique, 'MS'), 0, $langs, 1, 0);
-					if ($product_static->stock_theorique < 0) {
-						print '</span>';
-					}
+				/* why ? if ($usercancreadprice) { */
+				if ($product_static->stock_theorique < 0) {
+					print '<span class="warning">';
 				}
+					print price(price2num($product_static->stock_theorique, 'MS'), 0, $langs, 1, 0);
+				if ($product_static->stock_theorique < 0) {
+					print '</span>';
+				}
+				/* } */
 			}
 			print '</td>';
 			if (!$i) {
diff --git a/htdocs/product/stock/product.php b/htdocs/product/stock/product.php
index a3c19abd5d3..a9b2a44be2f 100644
--- a/htdocs/product/stock/product.php
+++ b/htdocs/product/stock/product.php
@@ -127,11 +127,13 @@ $error = 0;
 $usercanread = (($object->type == Product::TYPE_PRODUCT && $user->hasRight('produit', 'lire')) || ($object->type == Product::TYPE_SERVICE && $user->hasRight('service', 'lire')));
 $usercancreate = (($object->type == Product::TYPE_PRODUCT && $user->hasRight('produit', 'creer')) || ($object->type == Product::TYPE_SERVICE && $user->hasRight('service', 'creer')));
 $usercancreadprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('product', 'product_advance', 'read_prices') : $user->hasRight('product', 'lire');
+$usercancreadsupplierprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('product', 'product_advance', 'read_supplier_prices') : $user->hasRight('product', 'lire');
 $usercanupdatestock = $user->hasRight('stock', 'mouvement', 'creer');
 
 if ($object->isService()) {
 	$label = $langs->trans('Service');
 	$usercancreadprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('service', 'service_advance', 'read_prices') : $user->hasRight('service', 'lire');
+	$usercancreadsupplierprice = getDolGlobalString('MAIN_USE_ADVANCED_PERMS') ? $user->hasRight('service', 'service_advance', 'read_supplier_prices') : $user->hasRight('service', 'lire');
 }
 
 if ($object->id > 0) {
@@ -672,7 +674,7 @@ if ($id > 0 || $ref) {
 			$textdesc = $langs->trans("CostPriceDescription");
 			$textdesc .= "<br>".$langs->trans("CostPriceUsage");
 			$text = $form->textwithpicto($langs->trans("CostPrice"), $textdesc, 1, 'help', '');
-			if (!$usercancreadprice) {
+			if (!$usercancreadsupplierprice) {
 				print $form->editfieldkey($text, 'cost_price', '', $object, 0, 'amount:6');
 				print '</td><td>';
 				print $form->editfieldval($text, 'cost_price', '', $object, 0, 'amount:6');
@@ -690,7 +692,7 @@ if ($id > 0 || $ref) {
 			print $form->textwithpicto($langs->trans("AverageUnitPricePMPShort"), $langs->trans("AverageUnitPricePMPDesc"));
 			print '</td>';
 			print '<td>';
-			if ($object->pmp > 0 && $usercancreadprice) {
+			if ($object->pmp > 0 && $usercancreadsupplierprice) {
 				print price($object->pmp).' '.$langs->trans("HT");
 			}
 			print '</td>';
@@ -701,7 +703,7 @@ if ($id > 0 || $ref) {
 			print '<td>';
 			$product_fourn = new ProductFournisseur($db);
 			if ($product_fourn->find_min_price_product_fournisseur($object->id) > 0) {
-				if ($product_fourn->product_fourn_price_id > 0 && $usercancreadprice) {
+				if ($product_fourn->product_fourn_price_id > 0 && $usercancreadsupplierprice) {
 					print $product_fourn->display_price_product_fournisseur();
 				} else {
 					print $langs->trans("NotDefined");
@@ -1085,7 +1087,7 @@ if (!$variants || getDolGlobalString('VARIANT_ALLOW_STOCK_MOVEMENT_ON_VARIANT_PA
 			print '<td class="right nowraponall">'.(price2num($object->pmp) ? price2num($object->pmp, 'MU') : '').'</td>';
 
 			// Value purchase
-			if ($usercancreadprice) {
+			if ($usercancreadsupplierprice) {
 				print '<td class="right amount nowraponall">'.(price2num($object->pmp) ? price(price2num($object->pmp * $obj->reel, 'MT')) : '').'</td>';
 			} else {
 				print '<td class="right amount nowraponall"></td>';
@@ -1246,13 +1248,13 @@ if (!$variants || getDolGlobalString('VARIANT_ALLOW_STOCK_MOVEMENT_ON_VARIANT_PA
 	print '<tr class="liste_total"><td class="right liste_total" colspan="4">'.$langs->trans("Total").':</td>';
 	print '<td class="liste_total right">'.price2num($total, 'MS').'</td>';
 	print '<td class="liste_total right">';
-	if ($usercancreadprice) {
+	if ($usercancreadsupplierprice) {
 		print($totalwithpmp ? price(price2num($totalvalue / $totalwithpmp, 'MU')) : '&nbsp;'); // This value may have rounding errors
 	}
 	print '</td>';
 	// Value purchase
 	print '<td class="liste_total right">';
-	if ($usercancreadprice) {
+	if ($usercancreadsupplierprice) {
 		print $totalvalue ? price(price2num($totalvalue, 'MT'), 1) : '&nbsp;';
 	}
 	print '</td>';