diff --git a/CHANGELOG.md b/CHANGELOG.md
index acd5d7ba3..1208e6577 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+- Bump eventsource from 1.0.7 to 1.1.1 to fix critical vulnerability [9.3 of 10 score]
+
 ## [3.0.0] - 2021-10-20
 
  - Release major 3.x as stable.
diff --git a/package.json b/package.json
index 21358fc9b..7ccc3bd75 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vtex",
-  "version": "3.0.0-beta-ci.3",
+  "version": "3.0.0-beta-ci.5",
   "description": "The platform for e-commerce apps",
   "bin": "bin/run",
   "main": "lib/api/index.js",
@@ -86,7 +86,7 @@
     "detect-port": "^1.3.0",
     "diff": "~3.5.0",
     "enquirer": "~2.3.2",
-    "eventsource": "~1.0.7",
+    "eventsource": "~1.1.1",
     "extendable-error": "~0.1.5",
     "fs-extra": "~7.0.0",
     "get-stream": "~4.0.0",
diff --git a/yarn.lock b/yarn.lock
index c0948f283..626b1ab0d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3831,12 +3831,10 @@ events@1.1.1:
   resolved "https://registry.yarnpkg.com/events/-/events-1.1.1.tgz#9ebdb7635ad099c70dcc4c2a1f5004288e8bd924"
   integrity sha1-nr23Y1rQmccNzEwqH1AEKI6L2SQ=
 
-eventsource@~1.0.7:
-  version "1.0.7"
-  resolved "https://registry.yarnpkg.com/eventsource/-/eventsource-1.0.7.tgz#8fbc72c93fcd34088090bc0a4e64f4b5cee6d8d0"
-  integrity sha512-4Ln17+vVT0k8aWq+t/bF5arcS3EpT9gYtW66EPacdj/mAFevznsnyoHLPy2BA8gbIQeIHoPsvwmfBftfcG//BQ==
-  dependencies:
-    original "^1.0.0"
+eventsource@~1.1.1:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/eventsource/-/eventsource-1.1.2.tgz#bc75ae1c60209e7cb1541231980460343eaea7c2"
+  integrity sha512-xAH3zWhgO2/3KIniEKYPr8plNSzlGINOUqYj0m0u7AB81iRw8b/3E73W6AuU+6klLbaSFmZnaETQ2lXPfAydrA==
 
 exec-sh@^0.3.2:
   version "0.3.4"
@@ -6987,13 +6985,6 @@ ora@^4.0.3:
     strip-ansi "^6.0.0"
     wcwidth "^1.0.1"
 
-original@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/original/-/original-1.0.2.tgz#e442a61cffe1c5fd20a65f3261c26663b303f25f"
-  integrity sha512-hyBVl6iqqUOJ8FqRe+l/gS8H+kKYjrEndd5Pm1MfBtsEKA038HkkdbAl/72EAXGyonD/PFsvmVG+EvcIpliMBg==
-  dependencies:
-    url-parse "^1.4.3"
-
 os-tmpdir@~1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
@@ -7541,11 +7532,6 @@ querystring@0.2.0, querystring@^0.2.0:
   resolved "https://registry.yarnpkg.com/querystring/-/querystring-0.2.0.tgz#b209849203bb25df820da756e747005878521620"
   integrity sha1-sgmEkgO7Jd+CDadW50cAWHhSFiA=
 
-querystringify@^2.1.1:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.2.0.tgz#3345941b4153cb9d082d8eee4cda2016a9aef7f6"
-  integrity sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ==
-
 queue-microtask@^1.2.2:
   version "1.2.3"
   resolved "https://registry.yarnpkg.com/queue-microtask/-/queue-microtask-1.2.3.tgz#4929228bbc724dfac43e0efb058caf7b6cfb6243"
@@ -7865,11 +7851,6 @@ require-main-filename@^2.0.0:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
   integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
 
-requires-port@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
-  integrity sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8=
-
 resolve-cwd@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/resolve-cwd/-/resolve-cwd-2.0.0.tgz#00a9f7387556e27038eae232caa372a6a59b665a"
@@ -9108,14 +9089,6 @@ url-parse-lax@^3.0.0:
   dependencies:
     prepend-http "^2.0.0"
 
-url-parse@^1.4.3:
-  version "1.4.7"
-  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.4.7.tgz#a8a83535e8c00a316e403a5db4ac1b9b853ae278"
-  integrity sha512-d3uaVyzDB9tQoSXFvuSUNFibTd9zxd2bkVrDRvF5TmvWWQwqE4lgYJ5m+x1DbecWkw+LK4RNl2CU1hHuOKPVlg==
-  dependencies:
-    querystringify "^2.1.1"
-    requires-port "^1.0.0"
-
 url-to-options@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/url-to-options/-/url-to-options-1.0.1.tgz#1505a03a289a48cbd7a434efbaeec5055f5633a9"