diff --git a/client/src/controllers/SessionController.test.js b/client/src/controllers/SessionController.test.js
index b0eaca01f4..9b82737487 100644
--- a/client/src/controllers/SessionController.test.js
+++ b/client/src/controllers/SessionController.test.js
@@ -238,9 +238,10 @@ describe('SessionController', () => {
       workflowActionButton.addEventListener('click', handleWorkflowAction, {
         capture: true,
       });
-      document.addEventListener('w-dialog:shown', handleDialogShow);
-      document.addEventListener('w-dialog:hidden', handleDialogHidden);
-      document.addEventListener('w-dialog:confirmed', handleDialogConfirmed);
+      const dialog = document.getElementById('w-overwrite-changes-dialog');
+      dialog.addEventListener('w-dialog:shown', handleDialogShow);
+      dialog.addEventListener('w-dialog:hidden', handleDialogHidden);
+      dialog.addEventListener('w-dialog:confirmed', handleDialogConfirmed);
     });
 
     afterEach(() => {
@@ -410,6 +411,91 @@ describe('SessionController', () => {
       expect(dialog.getAttribute('aria-hidden')).toBeNull();
       expect(confirmButton.textContent).toEqual('Approve');
     });
+
+    it("should hide the submit button's dialog when it shows the confirmation dialog and show it again afterwards", async () => {
+      const confirmButton = document.getElementById('confirm');
+      // Mark the confirm button as DialogController's confirm target
+      confirmButton.setAttribute('data-w-dialog-target', 'confirm');
+
+      const otherDialog = document.createElement('div');
+      otherDialog.id = 'w-schedule-publishing-dialog';
+      otherDialog.setAttribute('aria-hidden', 'true');
+      otherDialog.setAttribute('data-controller', 'w-dialog');
+      otherDialog.setAttribute(
+        'data-action',
+        'w-dialog:hide->w-dialog#hide w-dialog:show->w-dialog#show',
+      );
+      otherDialog.innerHTML = /* html */ `
+        <div role="document">
+          <div id="schedule-publishing-dialog-body" data-w-dialog-target="body">
+            Set the publishing schedule
+
+            <input type="datetime-local" name="go_live_at" />
+            <input type="datetime-local" name="expire_at" />
+
+            <button type="submit">Save schedule</button>
+          </div>
+        </div>
+      `;
+
+      const otherDialogTrigger = document.createElement('button');
+      otherDialogTrigger.type = 'button';
+      otherDialogTrigger.setAttribute(
+        'data-a11y-dialog-show',
+        'w-schedule-publishing-dialog',
+      );
+      otherDialogTrigger.innerHTML = 'Set schedule';
+
+      form.appendChild(otherDialog);
+      form.appendChild(otherDialogTrigger);
+
+      // Reconnect the DialogController so the submit button in the
+      // schedule publishing dialog works
+      const dialog = document.querySelector('#w-overwrite-changes-dialog');
+      dialog.removeAttribute('data-controller');
+      await Promise.resolve();
+      dialog.setAttribute('data-controller', 'w-dialog');
+      await Promise.resolve();
+
+      expect(handleDialogShow).not.toHaveBeenCalled();
+
+      // Show the schedule publishing dialog
+      otherDialogTrigger.click();
+      expect(otherDialog.getAttribute('aria-hidden')).toBeNull();
+
+      // Should not trigger the confirmation dialog yet
+      expect(handleDialogShow).not.toHaveBeenCalled();
+
+      const scheduleSubmitButton = otherDialog.querySelector(
+        'button[type="submit"]',
+      );
+      scheduleSubmitButton.click();
+      await Promise.resolve();
+
+      // Should trigger the confirmation dialog
+      expect(handleSubmit).not.toHaveBeenCalled();
+      expect(handleWorkflowAction).not.toHaveBeenCalled();
+      expect(handleDialogShow).toHaveBeenCalled();
+      expect(dialog.getAttribute('aria-hidden')).toBeNull();
+      expect(confirmButton.textContent).toEqual('Save schedule');
+
+      // Should hide the schedule publishing dialog
+      expect(otherDialog.getAttribute('aria-hidden')).toEqual('true');
+
+      // Confirm the dialog
+      confirmButton.click();
+      await Promise.resolve();
+
+      // Should hide the confirmation dialog and continue the action
+      expect(handleDialogHidden).toHaveBeenCalled();
+      expect(handleDialogConfirmed).toHaveBeenCalled();
+      expect(handleSubmit).toHaveBeenCalledTimes(1);
+      expect(handleWorkflowAction).not.toHaveBeenCalled();
+      expect(dialog.getAttribute('aria-hidden')).toEqual('true');
+
+      // The schedule publishing dialog should still be hidden
+      expect(otherDialog.getAttribute('aria-hidden')).toEqual('true');
+    });
   });
 
   describe('storing unsaved changes state to a checkbox input and update reload buttons accordingly', () => {
diff --git a/client/src/controllers/SessionController.ts b/client/src/controllers/SessionController.ts
index 918cc9249c..cbccee9157 100644
--- a/client/src/controllers/SessionController.ts
+++ b/client/src/controllers/SessionController.ts
@@ -87,14 +87,6 @@ export class SessionController extends Controller<HTMLElement> {
   }
 
   connect(): void {
-    this.interceptTargets.forEach((button) => {
-      // Match the event listener configuration of workflow-action that uses
-      // capture so we can intercept the workflow-action's listener.
-      button.addEventListener('click', this.showConfirmationDialog, {
-        capture: true,
-      });
-    });
-
     // Do a ping so the sessions list can be loaded immediately.
     this.ping();
   }
@@ -175,6 +167,12 @@ export class SessionController extends Controller<HTMLElement> {
     // workflow action modal) after the user confirms the dialog.
     if (!this.interceptValue || !this.hasWDialogOutlet) return;
 
+    // If the action button is inside a dialog, we need to hide the dialog first
+    // so it doesn't interfere with the confirmation dialog
+    this.lastActionButton
+      ?.closest('[data-controller="w-dialog"]')
+      ?.dispatchEvent(new Event('w-dialog:hide'));
+
     // Prevent form submission
     event.preventDefault();
     // Prevent triggering other event listeners e.g. workflow actions modal
@@ -197,12 +195,32 @@ export class SessionController extends Controller<HTMLElement> {
   }
 
   wDialogOutletConnected(): void {
+    // Attach the event listener to the buttons that will be intercepted.
+    // Do it here instead of in connect() so hopefully this includes any buttons
+    // that are inside a dialog that is connected after this controller
+    // (e.g. the schedule publishing dialog).
+    this.interceptTargets.forEach((button) => {
+      // Match the event listener configuration of workflow-action that uses
+      // capture so we can intercept the workflow-action's listener.
+      button.addEventListener('click', this.showConfirmationDialog, {
+        capture: true,
+      });
+    });
+
     this.wDialogOutlet.element.addEventListener(
       'w-dialog:confirmed',
       this.confirmAction,
     );
   }
 
+  wDialogOutletDisconnected(): void {
+    this.interceptTargets?.forEach((button) => {
+      button.removeEventListener('click', this.showConfirmationDialog, {
+        capture: true,
+      });
+    });
+  }
+
   /**
    * Sets the unsaved changes input state based on the event type dispatched by
    * the w-unsaved controller. If the event type is w-unsaved:add, the input is
@@ -293,10 +311,5 @@ export class SessionController extends Controller<HTMLElement> {
     if (this.interval) {
       window.clearInterval(this.interval);
     }
-    this.interceptTargets?.forEach((button) => {
-      button.removeEventListener('click', this.showConfirmationDialog, {
-        capture: true,
-      });
-    });
   }
 }