diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9781e527e8..5cc4b155ed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,6 +24,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Randomness of random split transform (<https://github.com/openvinotoolkit/datumaro/pull/38>)
 - `Transform.subsets()` method (<https://github.com/openvinotoolkit/datumaro/pull/38>)
 - Supported unknown image formats in TF Detection API converter (<https://github.com/openvinotoolkit/datumaro/pull/40>)
+- Supported empty attribute values in CVAT extractor (<https://github.com/openvinotoolkit/datumaro/pull/45>)
 
 ### Security
 -
diff --git a/datumaro/plugins/cvat_format/extractor.py b/datumaro/plugins/cvat_format/extractor.py
index 35343ea07d..59a8f4ed94 100644
--- a/datumaro/plugins/cvat_format/extractor.py
+++ b/datumaro/plugins/cvat_format/extractor.py
@@ -86,7 +86,7 @@ def _parse(cls, path):
                     }
             elif ev == 'end':
                 if el.tag == 'attribute' and attributes is not None:
-                    attr_value = el.text
+                    attr_value = el.text or ''
                     if el.text in ['true', 'false']:
                         attr_value = attr_value == 'true'
                     else:
diff --git a/tests/test_cvat_format.py b/tests/test_cvat_format.py
index fb8aea5513..99dc485c4a 100644
--- a/tests/test_cvat_format.py
+++ b/tests/test_cvat_format.py
@@ -150,7 +150,7 @@ def test_can_save_and_load(self):
         label_categories = LabelCategories()
         for i in range(10):
             label_categories.add(str(i))
-        label_categories.items[2].attributes.update(['a1', 'a2'])
+        label_categories.items[2].attributes.update(['a1', 'a2', 'empty'])
         label_categories.attributes.update(['occluded'])
 
         source_dataset = Dataset.from_iterable([
@@ -158,10 +158,10 @@ def test_can_save_and_load(self):
                 annotations=[
                     Polygon([0, 0, 4, 0, 4, 4],
                         label=1, group=4,
-                        attributes={ 'occluded': True }),
+                        attributes={ 'occluded': True}),
                     Points([1, 1, 3, 2, 2, 3],
                         label=2,
-                        attributes={ 'a1': 'x', 'a2': 42,
+                        attributes={ 'a1': 'x', 'a2': 42, 'empty': '',
                             'unknown': 'bar' }),
                     Label(1),
                     Label(2, attributes={ 'a1': 'y', 'a2': 44 }),
@@ -199,7 +199,7 @@ def test_can_save_and_load(self):
                         attributes={ 'occluded': True }),
                     Points([1, 1, 3, 2, 2, 3],
                         label=2,
-                        attributes={ 'occluded': False,
+                        attributes={ 'occluded': False, 'empty': '',
                             'a1': 'x', 'a2': 42 }),
                     Label(1),
                     Label(2, attributes={ 'a1': 'y', 'a2': 44 }),