diff --git a/app/services/sanitizer.js b/app/services/sanitizer.js
index a7585849581..68065fa1bd1 100644
--- a/app/services/sanitizer.js
+++ b/app/services/sanitizer.js
@@ -1,35 +1,46 @@
 import Service from '@ember/service';
-import sanitizeHtml from 'sanitize-html';
+import createDOMPurify from 'dompurify';
 
 export default Service.extend({
 
   sanitize: null,
 
+  _purify: null,
+
+  async init() {
+    this._super(...arguments);
+    if (typeof window !== 'undefined') {
+      this._purify = createDOMPurify(self);
+    } else {
+      const { JSDOM } = await import('jsdom');
+
+      this._purify = createDOMPurify(new JSDOM('').window);
+    }
+    this._purify.addHook('beforeSanitizeElements', function(node) {
+      if ('href' in node) {
+        node.setAttribute('target', '_blank');
+        node.setAttribute('rel', 'nofollow noopener');
+      }
+    });
+  },
+
   // Ensure any changes to the sanitizer rules are set in the rich text editor @ components/widgets/forms/rich-text-editor.js
   options: {
     allowedTags       : ['b', 'strong', 'i', 'em', 'u', 'ol', 'ul', 'li', 'a', 'p'],
-    allowedAttributes : {
-      'a': ['href', 'rel', 'target']
-    },
-    selfClosing           : ['br'],
-    allowedSchemes        : ['http', 'https', 'ftp', 'mailto'],
-    allowedSchemesByTag   : {},
-    allowProtocolRelative : false,
-    transformTags         : {
-      'i' : 'em',
-      'b' : 'strong',
-      'a' : sanitizeHtml.simpleTransform('a', { rel: 'nofollow', target: '_blank' })
-    }
+    allowedAttributes : ['href', 'rel', 'target']
   },
 
   purify(string) {
-    return sanitizeHtml(string, this.options);
+    return this._purify.sanitize(string, {
+      ALLOWED_TAGS : this.options.allowedTags,
+      ALLOWED_ATTR : this.options.allowedAttributes
+    });
   },
 
   strip(string) {
-    return sanitizeHtml(string, {
-      allowedTags       : [],
-      allowedAttributes : []
+    return this._purify.sanitize(string, {
+      ALLOWED_TAGS : [],
+      ALLOWED_ATTR : []
     });
   }
 });
diff --git a/ember-cli-build.js b/ember-cli-build.js
index cc8bac34f10..73acfe50771 100644
--- a/ember-cli-build.js
+++ b/ember-cli-build.js
@@ -53,11 +53,8 @@ module.exports = function(defaults) {
     },
     autoImport: {
       webpack: {
-        node: {
-          path: true // TODO: Remove after https://github.com/fossasia/open-event-frontend/issues/3956
-        },
         externals : { jquery: 'jQuery' },
-        plugins   : env === 'production' ? [
+        plugins   : process.env.ANALYE_BUNDLE === 'true' ? [
           new BundleAnalyzerPlugin({
             analyzerMode      : 'static',
             openAnalyzer      : false,
diff --git a/package.json b/package.json
index a268bf5cd90..fe8e75e704c 100644
--- a/package.json
+++ b/package.json
@@ -48,6 +48,7 @@
     "broccoli-persistent-filter": "^3.0.0",
     "croppie": "^2.6.4",
     "css-loader": "^3.5.3",
+    "dompurify": "^2.0.11",
     "ember-ajax": "5.0.0",
     "ember-auto-import": "^1.5.3",
     "ember-classic-decorator": "^1.0.8",
@@ -139,7 +140,6 @@
     "pre-commit": "^1.2.2",
     "query-string": "^6.12.1",
     "qunit-dom": "^1.2.0",
-    "sanitize-html": "^1.23.0",
     "sass": "^1.26.5",
     "semantic-ui-calendar": "^0.0.8",
     "semantic-ui-ember": "3.0.4",
diff --git a/tests/unit/services/sanitizer-test.js b/tests/unit/services/sanitizer-test.js
index 7e02fc2e198..9991fb81f67 100644
--- a/tests/unit/services/sanitizer-test.js
+++ b/tests/unit/services/sanitizer-test.js
@@ -17,5 +17,13 @@ module('Unit | Service | sanitizer', function(hooks) {
 
     sanitizedString = service.purify('<script src="https:/hackers.inc/xss.js">');
     assert.ok(sanitizedString === '', sanitizedString);
+
+    assert.equal(service.purify('<a href="www.google.com">Google</a>'), '<a rel="nofollow noopener" target="_blank" href="www.google.com">Google</a>');
+  });
+
+  test('test strip', function(assert) {
+    const service = this.owner.lookup('service:sanitizer');
+
+    assert.equal(service.strip('<p>This is amazing</p><br /><a href="google.com">Google</a>'), 'This is amazingGoogle');
   });
 });
diff --git a/yarn.lock b/yarn.lock
index e70d33a70f0..4ef40aaf05d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5498,14 +5498,6 @@ dom-serializer@0, dom-serializer@~0.1.0:
     domelementtype "~1.1.1"
     entities "~1.1.1"
 
-dom-serializer@^0.2.1:
-  version "0.2.2"
-  resolved "https://registry.yarnpkg.com/dom-serializer/-/dom-serializer-0.2.2.tgz#1afb81f533717175d478655debc5e332d9f9bb51"
-  integrity sha512-2/xPb3ORsQ42nHYiSunXkDjPLBaEj/xTwUO4B7XCZQTRk7EBtTOPaygh10YAAh2OI1Qrp6NWfpAhzswj0ydt9g==
-  dependencies:
-    domelementtype "^2.0.1"
-    entities "^2.0.0"
-
 dom-walk@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/dom-walk/-/dom-walk-0.1.1.tgz#672226dc74c8f799ad35307df936aba11acd6018"
@@ -5518,11 +5510,6 @@ domelementtype@1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-1.3.0.tgz#b17aed82e8ab59e52dd9c19b1756e0fc187204c2"
 
-domelementtype@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-2.0.1.tgz#1f8bdfe91f5a78063274e803b4bdcedf6e94f94d"
-  integrity sha512-5HOHUDsYZWV8FGWN0Njbr/Rn7f/eWSQi1v7+HsUVwXgn8nWWlL64zKDkS0n8ZmQ3mlWOMuXOnR+7Nx/5tMO5AQ==
-
 domelementtype@~1.1.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-1.1.3.tgz#bd28773e2642881aec51544924299c5cd822185b"
@@ -5540,12 +5527,10 @@ domhandler@2.3:
   dependencies:
     domelementtype "1"
 
-domhandler@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/domhandler/-/domhandler-3.0.0.tgz#51cd13efca31da95bbb0c5bee3a48300e333b3e9"
-  integrity sha512-eKLdI5v9m67kbXQbJSNn1zjh0SDzvzWVWtX+qEI3eMjZw8daH9k8rlj1FZY9memPwjiskQFbe7vHVVJIAqoEhw==
-  dependencies:
-    domelementtype "^2.0.1"
+dompurify@^2.0.11:
+  version "2.0.11"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-2.0.11.tgz#cd47935774230c5e478b183a572e726300b3891d"
+  integrity sha512-qVoGPjIW9IqxRij7klDQQ2j6nSe4UNWANBhZNLnsS7ScTtLb+3YdxkRY8brNTpkUiTtcXsCJO+jS0UCDfenLuA==
 
 domutils@1.4:
   version "1.4.3"
@@ -5560,15 +5545,6 @@ domutils@1.5:
     dom-serializer "0"
     domelementtype "1"
 
-domutils@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/domutils/-/domutils-2.0.0.tgz#15b8278e37bfa8468d157478c58c367718133c08"
-  integrity sha512-n5SelJ1axbO636c2yUtOGia/IcJtVtlhQbFiVDBZHKV5ReJO1ViX7sFEemtuyoAnBxk5meNSYgA8V4s0271efg==
-  dependencies:
-    dom-serializer "^0.2.1"
-    domelementtype "^2.0.1"
-    domhandler "^3.0.0"
-
 dot-case@^3.0.3:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/dot-case/-/dot-case-3.0.3.tgz#21d3b52efaaba2ea5fda875bb1aa8124521cf4aa"
@@ -7359,7 +7335,7 @@ entities@^1.1.1, entities@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.1.tgz#6e5c2d0a5621b5dadaecef80b90edfb5cd7772f0"
 
-entities@^2.0.0, entities@~2.0.0:
+entities@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/entities/-/entities-2.0.0.tgz#68d6084cab1b079767540d80e56a39b423e4abf4"
   integrity sha512-D9f7V0JSRwIxlRI2mjMqufDrRDnx8p+eEOz7aUM9SuvF8gsBzra0/6tbjl1m8eQHrZlYj6PxqE00hZ1SAIKPLw==
@@ -9359,16 +9335,6 @@ html-minifier-terser@^5.0.2:
     relateurl "^0.2.7"
     terser "^4.3.9"
 
-htmlparser2@^4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/htmlparser2/-/htmlparser2-4.1.0.tgz#9a4ef161f2e4625ebf7dfbe6c0a2f52d18a59e78"
-  integrity sha512-4zDq1a1zhE4gQso/c5LP1OtrhYTncXNSpvJYtWJBtXAETPlMfi3IFNjGuQbYLuVY4ZR0QMqRVvo4Pdy9KLyP8Q==
-  dependencies:
-    domelementtype "^2.0.1"
-    domhandler "^3.0.0"
-    domutils "^2.0.0"
-    entities "^2.0.0"
-
 htmlparser2@~3.8.1:
   version "3.8.3"
   resolved "https://registry.yarnpkg.com/htmlparser2/-/htmlparser2-3.8.3.tgz#996c28b191516a8be86501a7d79757e5c70c1068"
@@ -10754,10 +10720,6 @@ lodash.escape@~2.3.0:
     lodash._reunescapedhtml "~2.3.0"
     lodash.keys "~2.3.0"
 
-lodash.escaperegexp@^4.1.2:
-  version "4.1.2"
-  resolved "https://registry.yarnpkg.com/lodash.escaperegexp/-/lodash.escaperegexp-4.1.2.tgz#64762c48618082518ac3df4ccf5d5886dae20347"
-
 lodash.find@^4.5.1, lodash.find@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.find/-/lodash.find-4.6.0.tgz#cb0704d47ab71789ffa0de8b97dd926fb88b13b1"
@@ -10855,10 +10817,6 @@ lodash.isplainobject@^4.0.6:
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz#7c526a52d89b45c45cc690b88163be0497f550cb"
 
-lodash.isstring@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz#d527dfb5456eca7cc9bb95d5daeaf88ba54a5451"
-
 lodash.kebabcase@^4.0.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.kebabcase/-/lodash.kebabcase-4.1.1.tgz#8489b1cb0d29ff88195cceca448ff6d6cc295c36"
@@ -10903,11 +10861,6 @@ lodash.merge@^4.6.0, lodash.merge@^4.6.2:
   resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.2.tgz#558aa53b43b661e1925a0afdfa36a9a1085fe57a"
   integrity sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==
 
-lodash.mergewith@^4.6.2:
-  version "4.6.2"
-  resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.2.tgz#617121f89ac55f59047c7aec1ccd6654c6590f55"
-  integrity sha512-GK3g5RPZWTRSeLSpgP8Xhra+pnjBC56q9FZYe1d5RN3TJ35dbkGy3YqBSMbyCrlbi+CM9Z3Jk5yTL7RCsqboyQ==
-
 lodash.noop@~2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/lodash.noop/-/lodash.noop-2.3.0.tgz#3059d628d51bbf937cd2a0b6fc3a7f212a669c2c"
@@ -13921,22 +13874,6 @@ sane@^4.0.0, sane@^4.1.0:
     minimist "^1.1.1"
     walker "~1.0.5"
 
-sanitize-html@^1.23.0:
-  version "1.23.0"
-  resolved "https://registry.yarnpkg.com/sanitize-html/-/sanitize-html-1.23.0.tgz#e7a5ce7427cd2844dae5b9961cd372e349f91fb5"
-  integrity sha512-7MgUrbZpaig6zHwuHjpNqhkiuutFPWWoFY/RmdtEnvrFKMLafzSHfFyOozVpKWytkZIUhbYu3VQ/93OmYdo3ag==
-  dependencies:
-    chalk "^2.4.1"
-    htmlparser2 "^4.1.0"
-    lodash.clonedeep "^4.5.0"
-    lodash.escaperegexp "^4.1.2"
-    lodash.isplainobject "^4.0.6"
-    lodash.isstring "^4.0.1"
-    lodash.mergewith "^4.6.2"
-    postcss "^7.0.27"
-    srcset "^2.0.1"
-    xtend "^4.0.1"
-
 sass-graph@^2.2.4:
   version "2.2.4"
   resolved "https://registry.yarnpkg.com/sass-graph/-/sass-graph-2.2.4.tgz#13fbd63cd1caf0908b9fd93476ad43a51d1e0b49"
@@ -14530,11 +14467,6 @@ sprintf-js@~1.0.2:
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
   integrity sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=
 
-srcset@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/srcset/-/srcset-2.0.1.tgz#8f842d357487eb797f413d9c309de7a5149df5ac"
-  integrity sha512-00kZI87TdRKwt+P8jj8UZxbfp7mK2ufxcIMWvhAOZNJTRROimpHeruWrGvCZneiuVDLqdyHefVp748ECTnyUBQ==
-
 sshpk@^1.7.0:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/sshpk/-/sshpk-1.14.1.tgz#130f5975eddad963f1d56f92b9ac6c51fa9f83eb"
@@ -15933,7 +15865,7 @@ xmlhttprequest-ssl@~1.5.4:
   version "1.5.5"
   resolved "https://registry.yarnpkg.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz#c2876b06168aadc40e57d97e81191ac8f4398b3e"
 
-xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.0, xtend@~4.0.1:
+xtend@^4.0.0, xtend@~4.0.0, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"