diff --git a/.github/scripts/configure-mise-python-index.sh b/.github/scripts/configure-mise-python-index.sh
new file mode 100644
index 00000000..21ea17db
--- /dev/null
+++ b/.github/scripts/configure-mise-python-index.sh
@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+: "${ARTIFACTORY_URL:?}" "${ARTIFACTORY_USERNAME:?}" "${ARTIFACTORY_ACCESS_TOKEN:?}" "${GITHUB_ENV:?}"
+
+configure_mise_python_index() {
+  local authenticated_index registry_url
+
+  authenticated_index="${ARTIFACTORY_URL%/}/api/pypi/sonarsource-pypi/simple"
+  authenticated_index="https://${ARTIFACTORY_USERNAME}:${ARTIFACTORY_ACCESS_TOKEN}@${authenticated_index#https://}"
+  registry_url="${authenticated_index%/}/{}/"
+
+  echo "::add-mask::${authenticated_index}"
+  echo "::add-mask::${registry_url}"
+  {
+    echo "PIP_INDEX_URL=${authenticated_index}"
+    echo "UV_DEFAULT_INDEX=${authenticated_index}"
+    echo "MISE_PIPX_REGISTRY_URL=${registry_url}"
+  } >> "$GITHUB_ENV"
+}
+
+if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
+  configure_mise_python_index
+fi
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 5a423022..9914a561 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       - uses: ./config-npm
       - uses: ./config-pip
-      - uses: SonarSource/gh-action_pre-commit@2ddc0c7fdabce0adfaaa4075a17690972ed9961a # 1.2.0
+      - uses: SonarSource/gh-action_pre-commit@27ee4b1872173a0bafea002be3c264f97f5c2c5d
         with:
           extra-args: >
             --from-ref=origin/${{ github.event.pull_request.base.ref }}
diff --git a/.github/workflows/test-build-number.yml b/.github/workflows/test-build-number.yml
index 0670aa96..02d3ce20 100644
--- a/.github/workflows/test-build-number.yml
+++ b/.github/workflows/test-build-number.yml
@@ -128,6 +128,9 @@ jobs:
       contents: read
     steps:
       - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: ./config-pip
+      - name: Configure mise Python package indexes
+        run: bash .github/scripts/configure-mise-python-index.sh
       - uses: ./config-npm
       - uses: jdx/mise-action@e6a8b3978addb5a52f2b4cd9d91eafa7f0ab959d # v4.2.0
         with:
diff --git a/.github/workflows/test-shell-scripts.yml b/.github/workflows/test-shell-scripts.yml
index 6e0f5020..6397a68a 100644
--- a/.github/workflows/test-shell-scripts.yml
+++ b/.github/workflows/test-shell-scripts.yml
@@ -19,6 +19,9 @@ jobs:
       - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           fetch-depth: 0
+      - uses: ./config-pip
+      - name: Configure mise Python package indexes
+        run: bash .github/scripts/configure-mise-python-index.sh
       - uses: ./config-npm
       - uses: jdx/mise-action@e6a8b3978addb5a52f2b4cd9d91eafa7f0ab959d # v4.2.0
         with:
diff --git a/.github/workflows/test-update-release-channel.yml b/.github/workflows/test-update-release-channel.yml
index 8bd3266a..d02b2073 100644
--- a/.github/workflows/test-update-release-channel.yml
+++ b/.github/workflows/test-update-release-channel.yml
@@ -31,6 +31,9 @@ jobs:
           [[ "${{ steps.urc.outputs.version-key }}" == "Distribution/test-fixture/stable.version" ]]
           [[ "${{ steps.urc.outputs.version-url }}" == "https://binaries.sonarsource.com/Distribution/test-fixture/stable.version" ]]
           [[ "${{ steps.urc.outputs.version }}" == "0.0.0-test" ]]
+      - uses: ./config-pip
+      - name: Configure mise Python package indexes
+        run: bash .github/scripts/configure-mise-python-index.sh
       - uses: ./config-npm
       - uses: jdx/mise-action@e6a8b3978addb5a52f2b4cd9d91eafa7f0ab959d # v4.2.0
         with:
diff --git a/spec/configure-mise-python-index_spec.sh b/spec/configure-mise-python-index_spec.sh
new file mode 100644
index 00000000..cf9fcc11
--- /dev/null
+++ b/spec/configure-mise-python-index_spec.sh
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+eval "$(shellspec - -c) exit 1"
+
+export ARTIFACTORY_URL="https://repox.jfrog.io/artifactory"
+export ARTIFACTORY_USERNAME="test-user"
+export ARTIFACTORY_ACCESS_TOKEN="test-token"
+export GITHUB_ENV=/dev/null
+
+Describe '.github/scripts/configure-mise-python-index.sh'
+  It 'does not configure the environment when sourced'
+    When run source .github/scripts/configure-mise-python-index.sh
+    The status should be success
+    The lines of output should equal 0
+  End
+End
+
+Include .github/scripts/configure-mise-python-index.sh
+
+Describe 'configure_mise_python_index()'
+  It 'configures mise, uv, and pip to use the authenticated Repox index'
+    GITHUB_ENV=$(mktemp)
+    export GITHUB_ENV
+    When call configure_mise_python_index
+    The status should be success
+    The lines of output should equal 2
+    The contents of file "$GITHUB_ENV" should include \
+      "PIP_INDEX_URL=https://test-user:test-token@repox.jfrog.io/artifactory/api/pypi/sonarsource-pypi/simple"
+    The contents of file "$GITHUB_ENV" should include \
+      "UV_DEFAULT_INDEX=https://test-user:test-token@repox.jfrog.io/artifactory/api/pypi/sonarsource-pypi/simple"
+    The contents of file "$GITHUB_ENV" should include \
+      "MISE_PIPX_REGISTRY_URL=https://test-user:test-token@repox.jfrog.io/artifactory/api/pypi/sonarsource-pypi/simple/{}/"
+  End
+End