diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index a1c52e4f7c..fa8377a9e9 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -14,6 +14,11 @@ Change Log
 Unreleased
 ~~~~~~~~~~
 
+[4.12.2] - 2022-10-19
+~~~~~~~~~~~~~~~~~~~~~
+* Return external id when requesting exam attempt
+* Add new parameter to JS worker to pass attempt external id
+
 [4.12.1] - 2022-09-15
 ~~~~~~~~~~~~~~~~~~~~~
 * Revert Phantom JS and eslint migration made in version 4.11.0
diff --git a/edx_proctoring/__init__.py b/edx_proctoring/__init__.py
index a0dcf890df..28dffb0fc6 100644
--- a/edx_proctoring/__init__.py
+++ b/edx_proctoring/__init__.py
@@ -3,6 +3,6 @@
 """
 
 # Be sure to update the version number in edx_proctoring/package.json
-__version__ = '4.12.1'
+__version__ = '4.12.2'
 
 default_app_config = 'edx_proctoring.apps.EdxProctoringConfig'  # pylint: disable=invalid-name
diff --git a/edx_proctoring/api.py b/edx_proctoring/api.py
index ba1fe82295..dd4f56474d 100644
--- a/edx_proctoring/api.py
+++ b/edx_proctoring/api.py
@@ -818,6 +818,7 @@ def get_exam_attempt_data(exam_id, attempt_id, is_learning_mfe=False):
         'critically_low_threshold_sec': critically_low_threshold,
         'course_id': exam['course_id'],
         'attempt_id': attempt['id'],
+        'external_id': attempt['external_id'],
         'accessibility_time_string': _('you have {remaining_time} remaining').format(
             remaining_time=humanized_time(int(round(time_remaining_seconds / 60.0, 0)))
         ),
diff --git a/edx_proctoring/static/index.js b/edx_proctoring/static/index.js
index a3ff82c42e..3f8f2a0ffb 100644
--- a/edx_proctoring/static/index.js
+++ b/edx_proctoring/static/index.js
@@ -10,7 +10,7 @@ export const handlerWrapper = (Handler) => {
       }
       case 'startExamAttempt': {
         if (handler.onStartExamAttempt) {
-          handler.onStartExamAttempt(message.data.timeout)
+          handler.onStartExamAttempt(message.data.timeout, message.data.attemptExternalId)
             .then(() => self.postMessage({ type: 'examAttemptStarted' }))
             .catch(error => self.postMessage({ type: 'examAttemptStartFailed', error }));
         }
diff --git a/edx_proctoring/tests/test_api.py b/edx_proctoring/tests/test_api.py
index 06cf9ab689..d2f74889ab 100644
--- a/edx_proctoring/tests/test_api.py
+++ b/edx_proctoring/tests/test_api.py
@@ -3550,6 +3550,14 @@ def test_get_exam_attempt_data(self, is_proctored_exam, is_learning_mfe):
         assert 'exam_url_path' in attempt_data
         assert attempt_data['exam_url_path'] == expected_exam_url
 
+    def test_exam_attempt_external_id(self):
+        """ Test external id is included in attempt data """
+        attempt = self._create_started_exam_attempt(is_proctored=True)
+        external_id = self.external_id
+
+        attempt_data = get_exam_attempt_data(self.proctored_exam_id, attempt.id, is_learning_mfe=True)
+        assert attempt_data['external_id'] == external_id
+
     @ddt.data(
         (True, True, 'an onboarding exam'),
         (True, False, 'a proctored exam'),
diff --git a/package.json b/package.json
index 81c6648da5..bfbd5e420a 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@edx/edx-proctoring",
   "//": "Note that the version format is slightly different than that of the Python version when using prereleases.",
-  "version": "4.12.1",
+  "version": "4.12.2",
   "main": "edx_proctoring/static/index.js",
   "scripts": {
     "test": "gulp test"