diff --git a/backend/package.json b/backend/package.json
index 8555e4196..27a9df058 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -100,6 +100,7 @@
     "slug": "~1.1.0",
     "trunc-html": "~1.1.2",
     "uuid": "~3.3.3",
+    "xregexp": "^4.2.4",
     "wait-on": "~3.3.0"
   },
   "devDependencies": {
@@ -116,7 +117,7 @@
     "chai": "~4.2.0",
     "cucumber": "~5.1.0",
     "eslint": "~6.3.0",
-    "eslint-config-prettier": "~6.1.0",
+    "eslint-config-prettier": "~6.2.0",
     "eslint-config-standard": "~14.1.0",
     "eslint-plugin-import": "~2.18.2",
     "eslint-plugin-jest": "~22.16.0",
@@ -126,8 +127,8 @@
     "eslint-plugin-standard": "~4.0.1",
     "graphql-request": "~1.8.2",
     "jest": "~24.9.0",
-    "nodemon": "~1.19.1",
+    "nodemon": "~1.19.2",
     "prettier": "~1.18.2",
     "supertest": "~4.0.2"
   }
-}
+}
\ No newline at end of file
diff --git a/backend/src/middleware/hashtags/extractHashtags.js b/backend/src/middleware/hashtags/extractHashtags.js
index fd6613065..c7782e59d 100644
--- a/backend/src/middleware/hashtags/extractHashtags.js
+++ b/backend/src/middleware/hashtags/extractHashtags.js
@@ -1,17 +1,18 @@
 import cheerio from 'cheerio'
+import { exec, build } from 'xregexp/xregexp-all.js'
 // formats of a Hashtag:
 //   https://en.wikipedia.org/w/index.php?title=Hashtag&oldid=905141980#Style
 // here:
 //    0. Search for whole string.
-//    1. Hashtag has only 'a-z', 'A-Z', and '0-9'.
-//    2. If it starts with a digit '0-9' than 'a-z', or 'A-Z' has to follow.
-const ID_REGEX = /^\/search\/hashtag\/(([a-zA-Z]+[a-zA-Z0-9]*)|([0-9]+[a-zA-Z]+[a-zA-Z0-9]*))$/g
+//    1. Hashtag has only all unicode characters and '0-9'.
+//    2. If it starts with a digit '0-9' than a unicode character has to follow.
+const regX = build('^/search/hashtag/((\\pL+[\\pL0-9]*)|([0-9]+\\pL+[\\pL0-9]*))$')
 
 export default function(content) {
   if (!content) return []
   const $ = cheerio.load(content)
   // We can not search for class '.hashtag', because the classes are removed at the 'xss' middleware.
-  //   But we have to know, which Hashtags are removed from the content es well, so we search for the 'a' html-tag.
+  //   But we have to know, which Hashtags are removed from the content as well, so we search for the 'a' html-tag.
   const urls = $('a')
     .map((_, el) => {
       return $(el).attr('href')
@@ -19,8 +20,8 @@ export default function(content) {
     .get()
   const hashtags = []
   urls.forEach(url => {
-    let match
-    while ((match = ID_REGEX.exec(url)) != null) {
+    const match = exec(url, regX)
+    if (match != null) {
       hashtags.push(match[1])
     }
   })
diff --git a/backend/src/middleware/hashtags/extractHashtags.spec.js b/backend/src/middleware/hashtags/extractHashtags.spec.js
index eb581d8f5..2e1761718 100644
--- a/backend/src/middleware/hashtags/extractHashtags.spec.js
+++ b/backend/src/middleware/hashtags/extractHashtags.spec.js
@@ -28,9 +28,14 @@ describe('extractHashtags', () => {
       })
 
       it('ignores Hashtag links with not allowed character combinations', () => {
+        // Allowed are all unicode letters '\pL' and all digits '0-9'. There haveto be at least one letter in it.
         const content =
-          '<p>Something inspirational about <a href="/search/hashtag/AbcDefXyz0123456789!*(),2" class="hashtag" target="_blank">#AbcDefXyz0123456789!*(),2</a>, <a href="/search/hashtag/0123456789" class="hashtag" target="_blank">#0123456789</a>, <a href="/search/hashtag/0123456789a" class="hashtag" target="_blank">#0123456789a</a> and <a href="/search/hashtag/AbcDefXyz0123456789" target="_blank">#AbcDefXyz0123456789</a>.</p>'
-        expect(extractHashtags(content)).toEqual(['0123456789a', 'AbcDefXyz0123456789'])
+          '<p>Something inspirational about <a href="/search/hashtag/AbcDefXyz0123456789!*(),2" class="hashtag" target="_blank">#AbcDefXyz0123456789!*(),2</a>, <a href="/search/hashtag/0123456789" class="hashtag" target="_blank">#0123456789</a>, <a href="/search/hashtag/0123456789a" class="hashtag" target="_blank">#0123456789a</a>, <a href="/search/hashtag/AbcDefXyz0123456789" target="_blank">#AbcDefXyz0123456789</a>, and <a href="/search/hashtag/λαπ" target="_blank">#λαπ</a>.</p>'
+        expect(extractHashtags(content).sort()).toEqual([
+          '0123456789a',
+          'AbcDefXyz0123456789',
+          'λαπ',
+        ])
       })
     })
 
diff --git a/backend/src/schema/resolvers/user_management.spec.js b/backend/src/schema/resolvers/user_management.spec.js
index ad088d4aa..4fe21f92a 100644
--- a/backend/src/schema/resolvers/user_management.spec.js
+++ b/backend/src/schema/resolvers/user_management.spec.js
@@ -4,6 +4,7 @@ import Factory from '../../seed/factories'
 import { gql } from '../../jest/helpers'
 import { createTestClient } from 'apollo-server-testing'
 import createServer, { context } from '../../server'
+import encode from '../../jwt/encode'
 
 const factory = Factory()
 let query
@@ -12,16 +13,9 @@ let variables
 let req
 let user
 
-// This is a bearer token of a user with id `u3`:
-const userBearerToken =
-  'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJyb2xlIjoidXNlciIsIm5hbWUiOiJKZW5ueSBSb3N0b2NrIiwiZGlzYWJsZWQiOmZhbHNlLCJhdmF0YXIiOiJodHRwczovL3MzLmFtYXpvbmF3cy5jb20vdWlmYWNlcy9mYWNlcy90d2l0dGVyL2tleXVyaTg1LzEyOC5qcGciLCJpZCI6InUzIiwiZW1haWwiOiJ1c2VyQGV4YW1wbGUub3JnIiwic2x1ZyI6Implbm55LXJvc3RvY2siLCJpYXQiOjE1Njc0NjgyMDIsImV4cCI6MTU2NzU1NDYwMiwiYXVkIjoiaHR0cDovL2xvY2FsaG9zdDozMDAwIiwiaXNzIjoiaHR0cDovL2xvY2FsaG9zdDo0MDAwIiwic3ViIjoidTMifQ.RkmrdJDL1kIqGnMWUBl_sJJ4grzfpTEGdT6doMsbLW8'
-
-// This is a bearer token of a user with id `u2`:
-const moderatorBearerToken =
-  'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJyb2xlIjoibW9kZXJhdG9yIiwibmFtZSI6IkJvYiBkZXIgQmF1bWVpc3RlciIsImRpc2FibGVkIjpmYWxzZSwiYXZhdGFyIjoiaHR0cHM6Ly9zMy5hbWF6b25hd3MuY29tL3VpZmFjZXMvZmFjZXMvdHdpdHRlci9hbmRyZXdvZmZpY2VyLzEyOC5qcGciLCJpZCI6InUyIiwiZW1haWwiOiJtb2RlcmF0b3JAZXhhbXBsZS5vcmciLCJzbHVnIjoiYm9iLWRlci1iYXVtZWlzdGVyIiwiaWF0IjoxNTY3NDY4MDUwLCJleHAiOjE1Njc1NTQ0NTAsImF1ZCI6Imh0dHA6Ly9sb2NhbGhvc3Q6MzAwMCIsImlzcyI6Imh0dHA6Ly9sb2NhbGhvc3Q6NDAwMCIsInN1YiI6InUyIn0.LdVFPKqIcoY0a7_kFZSTgnc8NzmZD7CrR3vkWLSqedM'
-
 const disable = async id => {
   await factory.create('User', { id: 'u2', role: 'moderator' })
+  const moderatorBearerToken = encode({ id: 'u2' })
   req = { headers: { authorization: `Bearer ${moderatorBearerToken}` } }
   await mutate({
     mutation: gql`
@@ -74,6 +68,7 @@ describe('isLoggedIn', () => {
   describe('authenticated', () => {
     beforeEach(async () => {
       user = await factory.create('User', { id: 'u3' })
+      const userBearerToken = encode({ id: 'u3' })
       req = { headers: { authorization: `Bearer ${userBearerToken}` } }
     })
 
@@ -139,6 +134,7 @@ describe('currentUser', () => {
           slug: 'matilde-hermiston',
           role: 'user',
         })
+        const userBearerToken = encode({ id: 'u3' })
         req = { headers: { authorization: `Bearer ${userBearerToken}` } }
       })
 
@@ -276,6 +272,7 @@ describe('change password', () => {
   describe('authenticated', () => {
     beforeEach(async () => {
       await factory.create('User', { id: 'u3' })
+      const userBearerToken = encode({ id: 'u3' })
       req = { headers: { authorization: `Bearer ${userBearerToken}` } }
     })
     describe('old password === new password', () => {
diff --git a/backend/yarn.lock b/backend/yarn.lock
index 526d40eb1..aed8c1f55 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -681,7 +681,7 @@
     pirates "^4.0.0"
     source-map-support "^0.5.9"
 
-"@babel/runtime-corejs2@^7.5.5":
+"@babel/runtime-corejs2@^7.2.0", "@babel/runtime-corejs2@^7.5.5":
   version "7.5.5"
   resolved "https://registry.yarnpkg.com/@babel/runtime-corejs2/-/runtime-corejs2-7.5.5.tgz#c3214c08ef20341af4187f1c9fbdc357fbec96b2"
   integrity sha512-FYATQVR00NSNi7mUfpPDp7E8RYMXDuO8gaix7u/w3GekfUinKgX1AcTxs7SoiEmoEW9mbpjrwqWSW6zCmw5h8A==
@@ -3283,10 +3283,10 @@ escodegen@^1.9.1:
   optionalDependencies:
     source-map "~0.6.1"
 
-eslint-config-prettier@~6.1.0:
-  version "6.1.0"
-  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-6.1.0.tgz#e6f678ba367fbd1273998d5510f76f004e9dce7b"
-  integrity sha512-k9fny9sPjIBQ2ftFTesJV21Rg4R/7a7t7LCtZVrYQiHEp8Nnuk3EGaDmsKSAnsPj0BYcgB2zxzHa2NTkIxcOLg==
+eslint-config-prettier@~6.2.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-6.2.0.tgz#80e0b8714e3f6868c4ac2a25fbf39c02e73527a7"
+  integrity sha512-VLsgK/D+S/FEsda7Um1+N8FThec6LqE3vhcMyp8mlmto97y3fGf3DX7byJexGuOb1QY0Z/zz222U5t+xSfcZDQ==
   dependencies:
     get-stdin "^6.0.0"
 
@@ -6300,10 +6300,10 @@ nodemailer@^6.3.0:
   resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.3.0.tgz#a89b0c62d3937bdcdeecbf55687bd7911b627e12"
   integrity sha512-TEHBNBPHv7Ie/0o3HXnb7xrPSSQmH1dXwQKRaMKDBGt/ZN54lvDVujP6hKkO/vjkIYL9rK8kHSG11+G42Nhxuw==
 
-nodemon@~1.19.1:
-  version "1.19.1"
-  resolved "https://registry.yarnpkg.com/nodemon/-/nodemon-1.19.1.tgz#576f0aad0f863aabf8c48517f6192ff987cd5071"
-  integrity sha512-/DXLzd/GhiaDXXbGId5BzxP1GlsqtMGM9zTmkWrgXtSqjKmGSbLicM/oAy4FR0YWm14jCHRwnR31AHS2dYFHrg==
+nodemon@~1.19.2:
+  version "1.19.2"
+  resolved "https://registry.yarnpkg.com/nodemon/-/nodemon-1.19.2.tgz#b0975147dc99b3761ceb595b3f9277084931dcc0"
+  integrity sha512-hRLYaw5Ihyw9zK7NF+9EUzVyS6Cvgc14yh8CAYr38tPxJa6UrOxwAQ351GwrgoanHCF0FalQFn6w5eoX/LGdJw==
   dependencies:
     chokidar "^2.1.5"
     debug "^3.1.0"
@@ -8862,6 +8862,13 @@ xmldom@0.1.19:
   resolved "https://registry.yarnpkg.com/xmldom/-/xmldom-0.1.19.tgz#631fc07776efd84118bf25171b37ed4d075a0abc"
   integrity sha1-Yx/Ad3bv2EEYvyUXGzftTQdaCrw=
 
+xregexp@^4.2.4:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/xregexp/-/xregexp-4.2.4.tgz#02a4aea056d65a42632c02f0233eab8e4d7e57ed"
+  integrity sha512-sO0bYdYeJAJBcJA8g7MJJX7UrOZIfJPd8U2SC7B2Dd/J24U0aQNoGp33shCaBSWeb0rD5rh6VBUIXOkGal1TZA==
+  dependencies:
+    "@babel/runtime-corejs2" "^7.2.0"
+
 xtend@^4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
diff --git a/deployment/legacy-migration/maintenance-worker/migration/neo4j/contributions/contributions.cql b/deployment/legacy-migration/maintenance-worker/migration/neo4j/contributions/contributions.cql
index 6fad4218d..f09b5ad71 100644
--- a/deployment/legacy-migration/maintenance-worker/migration/neo4j/contributions/contributions.cql
+++ b/deployment/legacy-migration/maintenance-worker/migration/neo4j/contributions/contributions.cql
@@ -125,7 +125,6 @@
 [ ]   wasSeeded: { type: Boolean }
     }
 */
-
 CALL apoc.load.json("file:${IMPORT_CHUNK_PATH_CQL_FILE}") YIELD value as post
 MERGE (p:Post {id: post._id["$oid"]})
 ON CREATE SET
@@ -148,6 +147,10 @@ MATCH (c:Category {id: categoryId})
 MERGE (p)-[:CATEGORIZED]->(c)
 WITH p, post.tags AS tags
 UNWIND tags AS tag
-MERGE (t:Tag {id: apoc.text.clean(tag), disabled: false, deleted: false})
+WITH apoc.text.replace(tag, '[^\\p{L}0-9]', '') as tagNoSpacesAllowed
+CALL apoc.when(tagNoSpacesAllowed =~ '^((\\p{L}+[\\p{L}0-9]*)|([0-9]+\\p{L}+[\\p{L}0-9]*))$', 'RETURN tagNoSpacesAllowed', '', {tagNoSpacesAllowed: tagNoSpacesAllowed})
+YIELD value as validated
+WHERE validated.tagNoSpacesAllowed IS NOT NULL
+MERGE (t:Tag { id: validated.tagNoSpacesAllowed, disabled: false, deleted: false })
 MERGE (p)-[:TAGGED]->(t)
 ;
diff --git a/webapp/components/Editor/Editor.vue b/webapp/components/Editor/Editor.vue
index 27a94e6b6..75f550c2a 100644
--- a/webapp/components/Editor/Editor.vue
+++ b/webapp/components/Editor/Editor.vue
@@ -26,6 +26,7 @@ import { Editor, EditorContent } from 'tiptap'
 import { History } from 'tiptap-extensions'
 import linkify from 'linkify-it'
 import stringHash from 'string-hash'
+import { replace, build } from 'xregexp/xregexp-all.js'
 
 import * as key from '../../constants/keycodes'
 import { HASHTAG, MENTION } from '../../constants/editor'
@@ -214,8 +215,9 @@ export default {
     },
     sanitizeQuery(query) {
       if (this.suggestionType === HASHTAG) {
-        // remove all not allowed chars
-        query = query.replace(/[^a-zA-Z0-9]/gm, '')
+        // remove all non unicode letters and non digits
+        const regexMatchAllNonUnicodeLettersOrDigits = build('[^\\pL0-9]')
+        query = replace(query, regexMatchAllNonUnicodeLettersOrDigits, '', 'all')
         // if the query is only made of digits, make it empty
         return query.replace(/[0-9]/gm, '') === '' ? '' : query
       }
diff --git a/webapp/components/Editor/SuggestionList.vue b/webapp/components/Editor/SuggestionList.vue
index b351e6b74..3d480d187 100644
--- a/webapp/components/Editor/SuggestionList.vue
+++ b/webapp/components/Editor/SuggestionList.vue
@@ -7,15 +7,15 @@
       :class="{ 'is-selected': navigatedItemIndex === index }"
       @click="selectItem(item)"
     >
-      {{ createItemLabel(item) }}
+      {{ createItemLabel(item) | truncate(50) }}
     </li>
     <template v-if="isHashtag">
-      <li v-if="!query" class="suggestion-list__item hint">
-        {{ $t('editor.hashtag.addLetter') }}
-      </li>
+      <li v-if="!query" class="suggestion-list__item hint">{{ $t('editor.hashtag.addLetter') }}</li>
       <template v-else-if="!filteredItems.find(el => el.id === query)">
         <li class="suggestion-list__item hint">{{ $t('editor.hashtag.addHashtag') }}</li>
-        <li class="suggestion-list__item" @click="selectItem({ id: query })">#{{ query }}</li>
+        <li class="suggestion-list__item" @click="selectItem({ id: query })">
+          #{{ query | truncate(50) }}
+        </li>
       </template>
     </template>
     <template v-else-if="isMention">
diff --git a/webapp/package.json b/webapp/package.json
index 1ab34fa04..082a04a92 100644
--- a/webapp/package.json
+++ b/webapp/package.json
@@ -81,6 +81,7 @@
     "vue-izitoast": "^1.2.1",
     "vue-sweetalert-icons": "~4.2.0",
     "vuex-i18n": "~1.13.1",
+    "xregexp": "^4.2.4",
     "zxcvbn": "^4.4.2"
   },
   "devDependencies": {
@@ -102,7 +103,7 @@
     "core-js": "~2.6.9",
     "css-loader": "~3.2.0",
     "eslint": "~5.16.0",
-    "eslint-config-prettier": "~6.1.0",
+    "eslint-config-prettier": "~6.2.0",
     "eslint-config-standard": "~12.0.0",
     "eslint-loader": "~3.0.0",
     "eslint-plugin-import": "~2.18.2",
@@ -117,7 +118,7 @@
     "jest": "~24.9.0",
     "mutation-observer": "^1.0.3",
     "node-sass": "~4.12.0",
-    "nodemon": "~1.19.1",
+    "nodemon": "~1.19.2",
     "prettier": "~1.18.2",
     "sass-loader": "~8.0.0",
     "style-loader": "~0.23.1",
diff --git a/webapp/yarn.lock b/webapp/yarn.lock
index 833e02991..ef70e5bf0 100644
--- a/webapp/yarn.lock
+++ b/webapp/yarn.lock
@@ -742,6 +742,14 @@
     js-levenshtein "^1.1.3"
     semver "^5.5.0"
 
+"@babel/runtime-corejs2@^7.2.0":
+  version "7.5.5"
+  resolved "https://registry.yarnpkg.com/@babel/runtime-corejs2/-/runtime-corejs2-7.5.5.tgz#c3214c08ef20341af4187f1c9fbdc357fbec96b2"
+  integrity sha512-FYATQVR00NSNi7mUfpPDp7E8RYMXDuO8gaix7u/w3GekfUinKgX1AcTxs7SoiEmoEW9mbpjrwqWSW6zCmw5h8A==
+  dependencies:
+    core-js "^2.6.5"
+    regenerator-runtime "^0.13.2"
+
 "@babel/runtime@7.3.4":
   version "7.3.4"
   resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.3.4.tgz#73d12ba819e365fcf7fd152aed56d6df97d21c83"
@@ -4660,26 +4668,7 @@ cheerio@^1.0.0-rc.2:
     lodash "^4.15.0"
     parse5 "^3.0.1"
 
-chokidar@^2.0.2, chokidar@^2.1.5:
-  version "2.1.5"
-  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.1.5.tgz#0ae8434d962281a5f56c72869e79cb6d9d86ad4d"
-  integrity sha512-i0TprVWp+Kj4WRPtInjexJ8Q+BqTE909VpH8xVhXrJkoc5QC8VO9TryGOqTr+2hljzc1sC62t22h5tZePodM/A==
-  dependencies:
-    anymatch "^2.0.0"
-    async-each "^1.0.1"
-    braces "^2.3.2"
-    glob-parent "^3.1.0"
-    inherits "^2.0.3"
-    is-binary-path "^1.0.0"
-    is-glob "^4.0.0"
-    normalize-path "^3.0.0"
-    path-is-absolute "^1.0.0"
-    readdirp "^2.2.1"
-    upath "^1.1.1"
-  optionalDependencies:
-    fsevents "^1.2.7"
-
-chokidar@^2.0.4:
+chokidar@^2.0.2, chokidar@^2.0.4, chokidar@^2.1.5:
   version "2.1.6"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.1.6.tgz#b6cad653a929e244ce8a834244164d241fa954c5"
   integrity sha512-V2jUo67OKkc6ySiRpJrjlpJKl9kDuG+Xb8VgsGzb+aEouhgS1D0weyPU4lEzdAcsCAvrih2J2BqyXqHWvVLw5g==
@@ -6340,10 +6329,10 @@ escodegen@^1.9.1:
   optionalDependencies:
     source-map "~0.6.1"
 
-eslint-config-prettier@^6.0.0, eslint-config-prettier@~6.1.0:
-  version "6.1.0"
-  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-6.1.0.tgz#e6f678ba367fbd1273998d5510f76f004e9dce7b"
-  integrity sha512-k9fny9sPjIBQ2ftFTesJV21Rg4R/7a7t7LCtZVrYQiHEp8Nnuk3EGaDmsKSAnsPj0BYcgB2zxzHa2NTkIxcOLg==
+eslint-config-prettier@^6.0.0, eslint-config-prettier@~6.2.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-6.2.0.tgz#80e0b8714e3f6868c4ac2a25fbf39c02e73527a7"
+  integrity sha512-VLsgK/D+S/FEsda7Um1+N8FThec6LqE3vhcMyp8mlmto97y3fGf3DX7byJexGuOb1QY0Z/zz222U5t+xSfcZDQ==
   dependencies:
     get-stdin "^6.0.0"
 
@@ -10570,10 +10559,10 @@ node-sass@^4.12.0, node-sass@~4.12.0:
     stdout-stream "^1.4.0"
     "true-case-path" "^1.0.2"
 
-nodemon@^1.19.1, nodemon@~1.19.1:
-  version "1.19.1"
-  resolved "https://registry.yarnpkg.com/nodemon/-/nodemon-1.19.1.tgz#576f0aad0f863aabf8c48517f6192ff987cd5071"
-  integrity sha512-/DXLzd/GhiaDXXbGId5BzxP1GlsqtMGM9zTmkWrgXtSqjKmGSbLicM/oAy4FR0YWm14jCHRwnR31AHS2dYFHrg==
+nodemon@^1.19.1, nodemon@~1.19.2:
+  version "1.19.2"
+  resolved "https://registry.yarnpkg.com/nodemon/-/nodemon-1.19.2.tgz#b0975147dc99b3761ceb595b3f9277084931dcc0"
+  integrity sha512-hRLYaw5Ihyw9zK7NF+9EUzVyS6Cvgc14yh8CAYr38tPxJa6UrOxwAQ351GwrgoanHCF0FalQFn6w5eoX/LGdJw==
   dependencies:
     chokidar "^2.1.5"
     debug "^3.1.0"
@@ -15753,6 +15742,13 @@ xml-name-validator@^3.0.0:
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-3.0.0.tgz#6ae73e06de4d8c6e47f9fb181f78d648ad457c6a"
   integrity sha512-A5CUptxDsvxKJEU3yO6DuWBSJz/qizqzJKOMIfUJHETbBw/sFaDxgd6fxm1ewUaM0jZ444Fc5vC5ROYurg/4Pw==
 
+xregexp@^4.2.4:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/xregexp/-/xregexp-4.2.4.tgz#02a4aea056d65a42632c02f0233eab8e4d7e57ed"
+  integrity sha512-sO0bYdYeJAJBcJA8g7MJJX7UrOZIfJPd8U2SC7B2Dd/J24U0aQNoGp33shCaBSWeb0rD5rh6VBUIXOkGal1TZA==
+  dependencies:
+    "@babel/runtime-corejs2" "^7.2.0"
+
 xtend@^4.0.0, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"