diff --git a/composer.json b/composer.json
index b747693a..a414697f 100644
--- a/composer.json
+++ b/composer.json
@@ -19,6 +19,7 @@
         "drupal/address": "1.x-dev@dev",
         "drupal/administerusersbyrole": "3.x-dev@dev",
         "drupal/better_exposed_filters": "^5.0@beta",
+        "drupal/ckeditor_iframe": "^2.1",
         "drupal/config_ignore": "^2.3",
         "drupal/core-composer-scaffold": "^9.3",
         "drupal/core-project-message": "^9.3",
diff --git a/composer.lock b/composer.lock
index 3176ee51..dbcc67b1 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "6e11ee7deda8667c1f02cea8f0ac98e3",
+    "content-hash": "1133436d0236fad6cdf43ecf521fcc8f",
     "packages": [
         {
             "name": "ajgl/breakpoint-twig-extension",
@@ -3176,6 +3176,154 @@
                 "issues": "https://www.drupal.org/project/issues/checklistapi"
             }
         },
+        {
+            "name": "drupal/ckeditor",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://git.drupalcode.org/project/ckeditor.git",
+                "reference": "1.0.1"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://ftp.drupal.org/files/projects/ckeditor-1.0.1.zip",
+                "reference": "1.0.1",
+                "shasum": "d3dd8bfb2301b749599ba48cf76208becdf0eeb3"
+            },
+            "require": {
+                "drupal/core": "^9.4 || ^10"
+            },
+            "type": "drupal-module",
+            "extra": {
+                "drupal": {
+                    "version": "1.0.1",
+                    "datestamp": "1662977541",
+                    "security-coverage": {
+                        "status": "covered",
+                        "message": "Covered by Drupal's security advisory policy"
+                    }
+                }
+            },
+            "notification-url": "https://packages.drupal.org/8/downloads",
+            "license": [
+                "GPL-2.0-or-later"
+            ],
+            "authors": [
+                {
+                    "name": "dczepierga",
+                    "homepage": "https://www.drupal.org/user/911466"
+                },
+                {
+                    "name": "hass",
+                    "homepage": "https://www.drupal.org/user/85918"
+                },
+                {
+                    "name": "jcisio",
+                    "homepage": "https://www.drupal.org/user/210762"
+                },
+                {
+                    "name": "Jorrit",
+                    "homepage": "https://www.drupal.org/user/161217"
+                },
+                {
+                    "name": "lauriii",
+                    "homepage": "https://www.drupal.org/user/1078742"
+                },
+                {
+                    "name": "Magnus",
+                    "homepage": "https://www.drupal.org/user/73919"
+                },
+                {
+                    "name": "mkesicki",
+                    "homepage": "https://www.drupal.org/user/922884"
+                },
+                {
+                    "name": "nod_",
+                    "homepage": "https://www.drupal.org/user/598310"
+                },
+                {
+                    "name": "p.wiaderny",
+                    "homepage": "https://www.drupal.org/user/2956619"
+                },
+                {
+                    "name": "vokiel",
+                    "homepage": "https://www.drupal.org/user/2793801"
+                },
+                {
+                    "name": "Wim Leers",
+                    "homepage": "https://www.drupal.org/user/99777"
+                },
+                {
+                    "name": "wwalc",
+                    "homepage": "https://www.drupal.org/user/184556"
+                },
+                {
+                    "name": "xjm",
+                    "homepage": "https://www.drupal.org/user/65776"
+                }
+            ],
+            "description": "WYSIWYG editing for rich text fields using CKEditor.",
+            "homepage": "https://www.drupal.org/project/ckeditor",
+            "support": {
+                "source": "https://git.drupalcode.org/project/ckeditor"
+            }
+        },
+        {
+            "name": "drupal/ckeditor_iframe",
+            "version": "2.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://git.drupalcode.org/project/ckeditor_iframe.git",
+                "reference": "8.x-2.1"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://ftp.drupal.org/files/projects/ckeditor_iframe-8.x-2.1.zip",
+                "reference": "8.x-2.1",
+                "shasum": "a6e315348eb2cc26a6c845d956b1716810b0edff"
+            },
+            "require": {
+                "drupal/ckeditor": "*",
+                "drupal/core": "^8 || ^9",
+                "drupal/fakeobjects": "^1.0"
+            },
+            "type": "drupal-module",
+            "extra": {
+                "drupal": {
+                    "version": "8.x-2.1",
+                    "datestamp": "1592830028",
+                    "security-coverage": {
+                        "status": "covered",
+                        "message": "Covered by Drupal's security advisory policy"
+                    }
+                }
+            },
+            "notification-url": "https://packages.drupal.org/8/downloads",
+            "license": [
+                "GPL-2.0+"
+            ],
+            "authors": [
+                {
+                    "name": "Kevin Quillen (kevinquillen)",
+                    "homepage": "https://www.drupal.org/u/kevinquillen",
+                    "role": "Maintainer"
+                },
+                {
+                    "name": "Brian Osborne (bkosborne)",
+                    "homepage": "https://www.drupal.org/u/bkosborne",
+                    "role": "Maintainer"
+                }
+            ],
+            "description": "Adds the iFrame dialog plugin to CKEditor.",
+            "homepage": "http://drupal.org/project/ckeditor_iframe",
+            "keywords": [
+                "Drupal"
+            ],
+            "support": {
+                "source": "https://git.drupalcode.org/project/ckeditor_iframe",
+                "issues": "https://drupal.org/project/issues/ckeditor_iframe"
+            }
+        },
         {
             "name": "drupal/config_devel",
             "version": "dev-1.x",
@@ -5314,6 +5462,60 @@
                 "issues": "https://www.drupal.org/project/issues/extlink"
             }
         },
+        {
+            "name": "drupal/fakeobjects",
+            "version": "1.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://git.drupalcode.org/project/fakeobjects.git",
+                "reference": "8.x-1.2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://ftp.drupal.org/files/projects/fakeobjects-8.x-1.2.zip",
+                "reference": "8.x-1.2",
+                "shasum": "a49094752f972e7db51ef5ec7abade1a4eba48f5"
+            },
+            "require": {
+                "drupal/ckeditor": "*",
+                "drupal/core": "^8 || ^9 || ^10"
+            },
+            "type": "drupal-module",
+            "extra": {
+                "drupal": {
+                    "version": "8.x-1.2",
+                    "datestamp": "1674760765",
+                    "security-coverage": {
+                        "status": "covered",
+                        "message": "Covered by Drupal's security advisory policy"
+                    }
+                }
+            },
+            "notification-url": "https://packages.drupal.org/8/downloads",
+            "license": [
+                "GPL-2.0+"
+            ],
+            "authors": [
+                {
+                    "name": "Kevin Quillen (kevinquillen)",
+                    "homepage": "https://www.drupal.org/u/kevinquillen",
+                    "role": "Maintainer"
+                },
+                {
+                    "name": "kevinquillen",
+                    "homepage": "https://www.drupal.org/user/317279"
+                }
+            ],
+            "description": "Adds the FakeObjects plugin to CKEditor. This plugin is a utility plugin that is required by certain user-facing CKEditor plugins.",
+            "homepage": "http://drupal.org/project/fakeobjects",
+            "keywords": [
+                "Drupal"
+            ],
+            "support": {
+                "source": "http://cgit.drupalcode.org/fakeobjects",
+                "issues": "http://drupal.org/project/issues/fakeobjects"
+            }
+        },
         {
             "name": "drupal/field_group",
             "version": "dev-3.x",
diff --git a/config/sync/core.extension.yml b/config/sync/core.extension.yml
index 4cf207aa..5fc4701e 100644
--- a/config/sync/core.extension.yml
+++ b/config/sync/core.extension.yml
@@ -21,6 +21,7 @@ module:
   bulkdelete: 0
   checklistapi: 0
   ckeditor: 0
+  ckeditor_iframe: 0
   config: 0
   config_devel: 0
   config_filter: 0
@@ -51,6 +52,7 @@ module:
   entity_browser: 0
   entity_browser_enhanced: 0
   entity_reference_revisions: 0
+  fakeobjects: 0
   field: 0
   field_group: 0
   field_ui: 0
diff --git a/config/sync/editor.editor.wysiwyg.yml b/config/sync/editor.editor.wysiwyg.yml
index 41932e5f..e07d40ea 100644
--- a/config/sync/editor.editor.wysiwyg.yml
+++ b/config/sync/editor.editor.wysiwyg.yml
@@ -49,6 +49,10 @@ settings:
             - Paste
             - PasteText
             - PasteFromWord
+        -
+          name: iframe
+          items:
+            - Iframe
   plugins:
     drupallink:
       linkit_enabled: true
diff --git a/config/sync/filter.format.wysiwyg.yml b/config/sync/filter.format.wysiwyg.yml
index 538002c2..229fde73 100644
--- a/config/sync/filter.format.wysiwyg.yml
+++ b/config/sync/filter.format.wysiwyg.yml
@@ -51,7 +51,7 @@ filters:
     status: false
     weight: -42
     settings:
-      allowed_html: '<em> <strong> <cite> <blockquote cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd> <h2 id> <h3 id> <h5 id> <h6 id> <u> <a href hreflang !href accesskey id rel target title data-entity-type data-entity-uuid data-entity-substitution> <p> <h1> <pre> <h4 id class="inter-titre"> <img src alt data-entity-type data-entity-uuid data-entity-substitution data-align data-caption>'
+      allowed_html: '<em> <strong> <cite> <blockquote cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd> <h2 id> <h3 id> <h5 id> <h6 id> <u> <a href hreflang !href accesskey id rel target title data-entity-type data-entity-uuid data-entity-substitution> <p> <h1> <pre> <h4 id class="inter-titre"> <img src alt data-entity-type data-entity-uuid data-entity-substitution data-align data-caption> <iframe>'
       filter_html_help: true
       filter_html_nofollow: false
   filter_align: