diff --git a/fixtures/attribute-behavior/src/attributes.js b/fixtures/attribute-behavior/src/attributes.js
index 9427cf169983..6ad26089051b 100644
--- a/fixtures/attribute-behavior/src/attributes.js
+++ b/fixtures/attribute-behavior/src/attributes.js
@@ -372,6 +372,11 @@ const attributes = [
   {name: 'contextMenu', read: getAttribute('contextmenu')}, // TODO: Read the property by rendering a menu with the ID.
   {name: 'controls', tagName: 'video'},
   {name: 'coords', tagName: 'a'},
+  {
+    name: 'credentialless',
+    tagName: 'iframe',
+    read: getProperty('credentialless'),
+  },
   {name: 'crossOrigin', tagName: 'script'},
   {name: 'cursor', tag: 'svg', read: getAttribute('cursor')},
   {
diff --git a/packages/react-dom-bindings/src/client/ReactDOMComponent.js b/packages/react-dom-bindings/src/client/ReactDOMComponent.js
index 1b25e3727023..80ee96a87a8f 100644
--- a/packages/react-dom-bindings/src/client/ReactDOMComponent.js
+++ b/packages/react-dom-bindings/src/client/ReactDOMComponent.js
@@ -756,6 +756,7 @@ function setProp(
     case 'async':
     case 'autoPlay':
     case 'controls':
+    case 'credentialless':
     case 'default':
     case 'defer':
     case 'disabled':
@@ -2849,6 +2850,7 @@ function diffHydratedGenericElement(
       case 'async':
       case 'autoPlay':
       case 'controls':
+      case 'credentialless':
       case 'default':
       case 'defer':
       case 'disabled':
diff --git a/packages/react-dom-bindings/src/server/ReactFizzConfigDOM.js b/packages/react-dom-bindings/src/server/ReactFizzConfigDOM.js
index e654ea88007d..ba2e0b21d91a 100644
--- a/packages/react-dom-bindings/src/server/ReactFizzConfigDOM.js
+++ b/packages/react-dom-bindings/src/server/ReactFizzConfigDOM.js
@@ -1695,6 +1695,7 @@ function pushAttribute(
     case 'async':
     case 'autoPlay':
     case 'controls':
+    case 'credentialless':
     case 'default':
     case 'defer':
     case 'disabled':
diff --git a/packages/react-dom-bindings/src/shared/ReactDOMUnknownPropertyHook.js b/packages/react-dom-bindings/src/shared/ReactDOMUnknownPropertyHook.js
index f45e477d876f..aee7d9adb7df 100644
--- a/packages/react-dom-bindings/src/shared/ReactDOMUnknownPropertyHook.js
+++ b/packages/react-dom-bindings/src/shared/ReactDOMUnknownPropertyHook.js
@@ -208,6 +208,7 @@ function validateProperty(tagName, name, value, eventRegistry) {
           case 'async':
           case 'autoPlay':
           case 'controls':
+          case 'credentialless':
           case 'default':
           case 'defer':
           case 'disabled':
@@ -287,6 +288,7 @@ function validateProperty(tagName, name, value, eventRegistry) {
             case 'async':
             case 'autoPlay':
             case 'controls':
+            case 'credentialless':
             case 'default':
             case 'defer':
             case 'disabled':
diff --git a/packages/react-dom-bindings/src/shared/possibleStandardNames.js b/packages/react-dom-bindings/src/shared/possibleStandardNames.js
index b237d116e43e..e111c097c75b 100644
--- a/packages/react-dom-bindings/src/shared/possibleStandardNames.js
+++ b/packages/react-dom-bindings/src/shared/possibleStandardNames.js
@@ -44,6 +44,7 @@ const possibleStandardNames = {
   controls: 'controls',
   controlslist: 'controlsList',
   coords: 'coords',
+  credentialless: 'credentialless',
   crossorigin: 'crossOrigin',
   dangerouslysetinnerhtml: 'dangerouslySetInnerHTML',
   data: 'data',