diff --git a/app/javascript/actionsPanel/actionsPanel.js b/app/javascript/actionsPanel/actionsPanel.js
index 2e585fa90..d13d38aa5 100644
--- a/app/javascript/actionsPanel/actionsPanel.js
+++ b/app/javascript/actionsPanel/actionsPanel.js
@@ -389,11 +389,6 @@ export function addBottomActionsListeners() {
     });
   }
 
-  const unpublishArticleBtn = document.getElementById('unpublish-article-btn');
-  if (unpublishArticleBtn) {
-    unpublishArticleBtn.addEventListener('click', toggleUnpublishPostModal);
-  }
-
   document
     .getElementById('open-flag-user-modal')
     .addEventListener('click', toggleFlagUserModal);
@@ -406,8 +401,13 @@ export function addBottomActionsListeners() {
     .getElementById('unsuspend-user-btn')
     ?.addEventListener('click', toggleModal);
 
-  document.getElementById('unpublish-all-posts-btn')
+  document
+    .getElementById('unpublish-all-posts-btn')
     ?.addEventListener('click', toggleUnpublishAllPostsModal);
+
+  document
+    .getElementById('unpublish-article-btn')
+    ?.addEventListener('click', toggleUnpublishPostModal);
 }
 
 export function initializeActionsPanel() {
diff --git a/app/javascript/packs/articleModerationTools.js b/app/javascript/packs/articleModerationTools.js
index 88cad26ff..eb85429da 100644
--- a/app/javascript/packs/articleModerationTools.js
+++ b/app/javascript/packs/articleModerationTools.js
@@ -6,23 +6,13 @@ getCsrfToken().then(() => {
 
   if (articleContainer) {
     const user = userData();
-    const {
-      articleId,
-      articleSlug,
-      authorId: articleAuthorId,
-      authorName,
-      authorUsername,
-      path,
-    } = articleContainer.dataset;
+    const { authorId: articleAuthorId, path } = articleContainer.dataset;
 
     const initializeModerationsTools = async () => {
       const { initializeActionsPanel } = await import(
         '../actionsPanel/initializeActionsPanelToggle'
       );
       const { initializeFlagUserModal } = await import('./flagUserModal');
-      const { initializeUnpublishPostModal } = await import(
-        './unpublishPostModal.jsx'
-      );
 
       // If the user can moderate an article give them access to this panel.
       // Note: this assumes we're within the article context (which is the case
@@ -41,17 +31,10 @@ getCsrfToken().then(() => {
         if (user?.id !== articleAuthorId && !isModerationPage()) {
           initializeActionsPanel(user, path);
           initializeFlagUserModal(articleAuthorId);
-          initializeUnpublishPostModal(
-            articleId,
-            authorName,
-            authorUsername,
-            articleSlug,
-          );
           // "/mod" page
         } else if (isModerationPage()) {
           initializeActionsPanel(user, path);
           initializeFlagUserModal(articleAuthorId);
-          initializeUnpublishPostModal(articleId, authorUsername, articleSlug);
         }
       }
     };
diff --git a/app/javascript/packs/unpublishPostModal.jsx b/app/javascript/packs/unpublishPostModal.jsx
index 4eb379fd7..c5511441a 100644
--- a/app/javascript/packs/unpublishPostModal.jsx
+++ b/app/javascript/packs/unpublishPostModal.jsx
@@ -1,8 +1,6 @@
-import { h, render } from 'preact';
-import PropTypes from 'prop-types';
-import { request } from '../utilities/http';
-import { ButtonNew as Button } from '@crayons';
-import RemoveIcon from '@images/x.svg';
+/* eslint-disable no-restricted-globals */
+import { closeWindowModal, showWindowModal } from '@utilities/showModal';
+import { request } from '@utilities/http';
 
 async function confirmAdminUnpublishPost(id, username, slug) {
   try {
@@ -30,127 +28,53 @@ async function confirmAdminUnpublishPost(id, username, slug) {
     });
   }
 
-  toggleUnpublishPostModal();
+  closeWindowModal(window.parent.document);
+}
+
+let modalContents;
+
+/**
+ * Helper function to handle finding and caching modal content. Since our Preact modal helper works by duplicating HTML content,
+ * and our modals rely on IDs to label form controls, we remove the original hidden content from the DOM to avoid ID conflicts.
+ *
+ * @param {string} modalContentSelector The CSS selector used to identify the correct modal content
+ */
+function getModalContents(modalContentSelector) {
+  if (!modalContents) {
+    const modalContentElement =
+      window.parent.document.querySelector(modalContentSelector);
+    modalContents = modalContentElement.innerHTML;
+    modalContentElement.remove();
+  }
+
+  return modalContents;
+}
+
+function activateModalUnpublishBtn(id, username, slug) {
+  const unpublishBtn = window.parent.document.getElementById(
+    'confirm-unpublish-post-action',
+  );
+
+  unpublishBtn?.addEventListener('click', () => {
+    confirmAdminUnpublishPost(id, username, slug);
+  });
 }
 
 /**
  * Shows or hides the flag user modal.
  */
-export function toggleUnpublishPostModal() {
-  const modalContainer = top.document.getElementsByClassName(
-    'unpublish-post-modal-container',
-  )[0];
-  modalContainer.classList.toggle('hidden');
+export function toggleUnpublishPostModal(event) {
+  event.preventDefault;
+  const { articleId, authorUsername, articleSlug, modalContentSelector } =
+    event.target.dataset;
 
-  if (!modalContainer.classList.contains('hidden')) {
-    top.window.scrollTo(0, 0);
-    top.document.body.style.height = '100vh';
-    top.document.body.style.overflowY = 'hidden';
-  } else {
-    top.document.body.style.height = 'inherit';
-    top.document.body.style.overflowY = 'inherit';
-  }
+  showWindowModal({
+    document: window.parent.document,
+    modalContent: getModalContents(modalContentSelector),
+    title: 'Unpublish post',
+    size: 'small',
+    onOpen: () => {
+      activateModalUnpublishBtn(articleId, authorUsername, articleSlug);
+    },
+  });
 }
-
-/**
- * Initializes the Unpublish Post modal for the given article ID, author username and article slug.
- *
- * @param {number} articleId
- * @param {string} authorUsername
- * @param {string} articleSlug
- */
-export function initializeUnpublishPostModal(
-  articleId,
-  authorName,
-  authorUsername,
-  articleSlug,
-) {
-  // Check whether context is ModCenter or Friday-Night-Mode
-  const modContainer = document.getElementById('mod-container');
-
-  if (!modContainer) {
-    return;
-  }
-
-  render(
-    <UnpublishPostModal
-      articleId={articleId}
-      authorName={authorName}
-      authorUsername={authorUsername}
-      articleSlug={articleSlug}
-    />,
-    document.getElementsByClassName('unpublish-post-modal-container')[0],
-  );
-}
-
-/**
- * A modal for unpublishing a post. This can be used in the moderation center
- * or on an article page.
- *
- * @param {number} props.articleId ID of the article to be unpublished.
- * @param {string} props.authorUsername Username of the article's author.
- * @param {string} props.articleSlug Slug of the article to be unpublished.
- */
-export function UnpublishPostModal({
-  articleId,
-  authorName,
-  authorUsername,
-  articleSlug,
-}) {
-  return (
-    <div
-      data-testid="unpublish-post-modal"
-      class="crayons-modal crayons-modal--small absolute unpublish-post-modal"
-    >
-      <div class="crayons-modal__box">
-        <header class="crayons-modal__box__header unpublish-post-modal-header">
-          <h2 class="crayons-modal__box__header__title">Unpublish post</h2>
-          <Button
-            icon={RemoveIcon}
-            className="inline-flex"
-            onClick={toggleUnpublishPostModal}
-          />
-        </header>
-        <div class="crayons-modal__box__body">
-          <div class="grid gap-4">
-            <p>
-              Once unpublished, this post will become invisible to the public
-              and only accessible to {authorName}.
-            </p>
-            <p>They can still re-publish the post if they are not suspended.</p>
-            <div>
-              <Button
-                destructive
-                variant="primary"
-                className="mr-2"
-                id="confirm-unpublish-post-action"
-                onClick={(_event) => {
-                  confirmAdminUnpublishPost(
-                    articleId,
-                    authorUsername,
-                    articleSlug,
-                  );
-                }}
-              >
-                Unpublish post
-              </Button>
-            </div>
-          </div>
-        </div>
-      </div>
-      <div
-        role="presentation"
-        class="crayons-modal__overlay"
-        onClick={toggleUnpublishPostModal}
-        onKeyUp={toggleUnpublishPostModal}
-      />
-    </div>
-  );
-}
-
-UnpublishPostModal.displayName = 'UnpublishPostModal';
-UnpublishPostModal.propTypes = {
-  articleId: PropTypes.number.isRequired,
-  authorUsername: PropTypes.string.isRequired,
-  articleSlug: PropTypes.string.isRequired,
-};
diff --git a/app/views/articles/show.html.erb b/app/views/articles/show.html.erb
index c8720eee9..16c7b6a88 100644
--- a/app/views/articles/show.html.erb
+++ b/app/views/articles/show.html.erb
@@ -223,6 +223,7 @@
 <%= render "moderations/modals/suspend_user_modal" %>
 <%= render "moderations/modals/unsuspend_user_modal" %>
 <%= render "moderations/modals/unpublish_all_posts" %>
+<%= render "moderations/modals/unpublish_post_modal" %>
 
 <div class="fullscreen-code js-fullscreen-code"></div>
 <%= javascript_packs_with_chunks_tag "followButtons", defer: true %>
diff --git a/app/views/moderations/actions_panel.html.erb b/app/views/moderations/actions_panel.html.erb
index 1306186c0..32cd2c281 100644
--- a/app/views/moderations/actions_panel.html.erb
+++ b/app/views/moderations/actions_panel.html.erb
@@ -54,7 +54,11 @@
     <% if policy(@moderatable).revoke_publication? %>
       <button
         class="c-btn c-btn--primary c-btn--destructive w-100 my-4"
-        id="unpublish-article-btn">
+        id="unpublish-article-btn"
+        data-article-id="<%= @moderatable.id %>"
+        data-author-username="<%= @moderatable.username %>"
+        data-article-slug="<%= @moderatable.slug %>"
+        data-modal-content-selector="#unpublish-post-modal">
         <%= t("views.moderations.actions.unpublish") %>
       </button>
     <% end %>
diff --git a/app/views/moderations/modals/_unpublish_post_modal.html.erb b/app/views/moderations/modals/_unpublish_post_modal.html.erb
new file mode 100644
index 000000000..3e2f966c9
--- /dev/null
+++ b/app/views/moderations/modals/_unpublish_post_modal.html.erb
@@ -0,0 +1,17 @@
+<% name = @article.cached_user_name %>
+<div id="unpublish-post-modal" class="hidden">
+  <p>
+    Once unpublished, this post will become invisible to the public
+    and only accessible to <%= name %>.
+  </p>
+  <p>They can still re-publish the post if they are not suspended.</p>
+  <div class="mt-4">
+    <button
+      destructive
+      variant="primary"
+      class="c-btn c-btn--primary c-btn--destructive"
+      id="confirm-unpublish-post-action">
+      Unpublish post
+    </button>
+  </div>
+</div>