diff --git a/src/streamlink/plugins/cdnbg.py b/src/streamlink/plugins/cdnbg.py
index 79b0172b..ee7a8a82 100644
--- a/src/streamlink/plugins/cdnbg.py
+++ b/src/streamlink/plugins/cdnbg.py
@@ -23,6 +23,7 @@ class CDNBG(Plugin):
             mmtvmusic\.com/live|
             mu-vi\.tv/LiveStreams/pages/Live\.aspx|
             videochanel\.bstv\.bg|
+            live\.bstv\.bg|
             bloombergtv.bg/video
         )/?
     """, re.VERBOSE)

Plugin: cdnbg
Domain for BSTV has been changed to https://live.bstv.bg/.
diff --git a/tests/plugins/test_cdnbg.py b/tests/plugins/test_cdnbg.py
index b98b16ee..898cb598 100644
--- a/tests/plugins/test_cdnbg.py
+++ b/tests/plugins/test_cdnbg.py
@@ -23,6 +23,7 @@ class TestPluginCDNBG(unittest.TestCase):
         self.assertTrue(CDNBG.can_handle_url("https://mmtvmusic.com/live/"))
         self.assertTrue(CDNBG.can_handle_url("http://mu-vi.tv/LiveStreams/pages/Live.aspx"))
         self.assertTrue(CDNBG.can_handle_url("http://videochanel.bstv.bg/"))
+        self.assertTrue(CDNBG.can_handle_url("http://live.bstv.bg/"))
         self.assertTrue(CDNBG.can_handle_url("https://www.bloombergtv.bg/video"))
 
         # shouldn't match

pip install -e .[dev]
parse_log_pytest
requirements.txt
pytest pytest-cov codecov coverage mock requests-mock freezegun sphinx recommonmark
apt-get update apt-get install -y gcc
3.6
dev-requirements.txt
pytest --no-header -rA --tb=line --color=no -p no:cacheprovider -W ignore::DeprecationWarning
alabaster==0.7.13
attrs==22.2.0
Babel==2.11.0
certifi==2021.5.30
charset-normalizer==2.0.12
codecov==2.1.13
commonmark==0.9.1
coverage==6.2
docutils==0.18.1
freezegun==1.2.2
idna==3.10
imagesize==1.4.1
importlib-metadata==4.8.3
iniconfig==1.1.1
iso-639==0.4.5
iso3166==2.1.1
isodate==0.6.1
Jinja2==3.0.3
MarkupSafe==2.0.1
mock==5.2.0
packaging==21.3
pluggy==1.0.0
py==1.11.0
pycryptodome==3.21.0
Pygments==2.14.0
pyparsing==3.1.4
PySocks==1.7.1
pytest==7.0.1
pytest-cov==4.0.0
python-dateutil==2.9.0.post0
pytz==2025.2
recommonmark==0.7.1
requests==2.27.1
requests-mock==1.12.1
six==1.17.0
snowballstemmer==2.2.0
Sphinx==5.3.0
sphinxcontrib-applehelp==1.0.2
sphinxcontrib-devhelp==1.0.2
sphinxcontrib-htmlhelp==2.0.0
sphinxcontrib-jsmath==1.0.1
sphinxcontrib-qthelp==1.0.3
sphinxcontrib-serializinghtml==1.1.5
-e git+https://github.com/streamlink/streamlink.git@209e43186b6bcf34c58f06019e8491f7ee2587d7#egg=streamlink
tomli==1.2.3
typing_extensions==4.1.1
urllib3==1.26.20
websocket-client==1.3.1
zipp==3.6.0

name: streamlink
channels:
  - defaults
  - https://repo.anaconda.com/pkgs/main
  - https://repo.anaconda.com/pkgs/r
  - conda-forge
dependencies:
  - _libgcc_mutex=0.1=main
  - _openmp_mutex=5.1=1_gnu
  - ca-certificates=2025.2.25=h06a4308_0
  - certifi=2021.5.30=py36h06a4308_0
  - ld_impl_linux-64=2.40=h12ee557_0
  - libffi=3.3=he6710b0_2
  - libgcc-ng=11.2.0=h1234567_1
  - libgomp=11.2.0=h1234567_1
  - libstdcxx-ng=11.2.0=h1234567_1
  - ncurses=6.4=h6a678d5_0
  - openssl=1.1.1w=h7f8727e_0
  - pip=21.2.2=py36h06a4308_0
  - python=3.6.13=h12debd9_1
  - readline=8.2=h5eee18b_0
  - setuptools=58.0.4=py36h06a4308_0
  - sqlite=3.45.3=h5eee18b_0
  - tk=8.6.14=h39e8969_0
  - wheel=0.37.1=pyhd3eb1b0_0
  - xz=5.6.4=h5eee18b_1
  - zlib=1.2.13=h5eee18b_1
  - pip:
      - alabaster==0.7.13
      - attrs==22.2.0
      - babel==2.11.0
      - charset-normalizer==2.0.12
      - codecov==2.1.13
      - commonmark==0.9.1
      - coverage==6.2
      - docutils==0.18.1
      - freezegun==1.2.2
      - idna==3.10
      - imagesize==1.4.1
      - importlib-metadata==4.8.3
      - iniconfig==1.1.1
      - iso-639==0.4.5
      - iso3166==2.1.1
      - isodate==0.6.1
      - jinja2==3.0.3
      - markupsafe==2.0.1
      - mock==5.2.0
      - packaging==21.3
      - pluggy==1.0.0
      - py==1.11.0
      - pycryptodome==3.21.0
      - pygments==2.14.0
      - pyparsing==3.1.4
      - pysocks==1.7.1
      - pytest==7.0.1
      - pytest-cov==4.0.0
      - python-dateutil==2.9.0.post0
      - pytz==2025.2
      - recommonmark==0.7.1
      - requests==2.27.1
      - requests-mock==1.12.1
      - six==1.17.0
      - snowballstemmer==2.2.0
      - sphinx==5.3.0
      - sphinxcontrib-applehelp==1.0.2
      - sphinxcontrib-devhelp==1.0.2
      - sphinxcontrib-htmlhelp==2.0.0
      - sphinxcontrib-jsmath==1.0.1
      - sphinxcontrib-qthelp==1.0.3
      - sphinxcontrib-serializinghtml==1.1.5
      - tomli==1.2.3
      - typing-extensions==4.1.1
      - urllib3==1.26.20
      - websocket-client==1.3.1
      - zipp==3.6.0
prefix: /opt/conda/envs/streamlink

tests/plugins/test_cdnbg.py::TestPluginCDNBG::test_can_handle_url
src/streamlink/plugins/cdnbg.py
src/streamlink/plugins/cdnbg.py