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johnbillion wants to merge 6 commits into from
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#63595 Cease support for 4.1-4.6 #9010

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e3d0d53
Cease support for 4.1-4.6.
johnbillion Jun 18, 2025
7727b44
Update this matrix.
johnbillion Jun 18, 2025
e2bec55
Merge branch 'trunk' into 41-46
johnbillion Jun 18, 2025
f105d66
WordPress 4.6, 4.7, and 4.8 cannot run on PHP 8 due to the use of __a…
johnbillion Jun 19, 2025
b19ac9e
Merge branch 'trunk' into 41-46
johnbillion Jun 23, 2025
e6179b9
Docs tweaks.
johnbillion Jun 23, 2025
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2 changes: 1 addition & 1 deletion .github/workflows/reusable-phpunit-tests-v1.yml
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Expand Up @@ -3,7 +3,7 @@
#
# A reusable workflow that runs the PHPUnit test suite with the specified configuration.
#
# This workflow is used by branches 4.1 through 5.1.
# This workflow is used by branches 4.7 through 5.1.
##
name: Run PHPUnit tests

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2 changes: 1 addition & 1 deletion .github/workflows/test-old-branches.yml
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Expand Up @@ -47,7 +47,7 @@ jobs:
branch: [
'6.8', '6.7', '6.6', '6.5', '6.4', '6.3', '6.2', '6.1','6.0',
'5.9', '5.8', '5.7', '5.6', '5.5', '5.4', '5.3', '5.2', '5.1', '5.0',
'4.9', '4.8', '4.7', '4.6', '4.5', '4.4', '4.3', '4.2', '4.1'
'4.9', '4.8', '4.7'
]
include:
# PHP Compatibility testing was introduced in 5.5.
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70 changes: 7 additions & 63 deletions .github/workflows/upgrade-testing.yml
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Expand Up @@ -172,67 +172,11 @@ jobs:
new-version: ${{ inputs.new-version && inputs.new-version || 'latest' }}
multisite: ${{ matrix.multisite }}

# Tests 4.x releases where the WordPress database version changed on the oldest and newest supported versions of PHP 7.
#
# The oldest version of WordPress receiving security updates should always be tested.
upgrade-tests-wp-4x-php-7x-mysql:
name: ${{ matrix.wp }} to ${{ inputs.new-version && inputs.new-version || 'latest' }}
uses: ./.github/workflows/reusable-upgrade-testing.yml
if: ${{ github.repository == 'WordPress/wordpress-develop' || ( github.event_name == 'pull_request' && github.actor != 'dependabot[bot]' ) }}
strategy:
fail-fast: false
matrix:
os: [ 'ubuntu-24.04' ]
php: [ '7.2', '7.4' ]
db-type: [ 'mysql' ]
db-version: [ '5.7', '8.4' ]
wp: [ '4.1', '4.2', '4.3', '4.4', '4.5', '4.6', '4.7' ]
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multisite: [ false, true ]

exclude:
# The PHP <= 7.3/MySQL 8.4 jobs currently fail due to mysql_native_password being disabled by default. See https://core.trac.wordpress.org/ticket/61218.
- php: '7.2'
db-version: '8.4'
with:
os: ${{ matrix.os }}
php: ${{ matrix.php }}
db-type: ${{ matrix.db-type }}
db-version: ${{ matrix.db-version }}
wp: ${{ matrix.wp }}
new-version: ${{ inputs.new-version && inputs.new-version || 'latest' }}
multisite: ${{ matrix.multisite }}

# Tests 4.x releases where the WordPress database version changed on the oldest and newest supported versions of PHP 8.
#
# The oldest version of WordPress receiving security updates should always be tested.
#
# WordPress 4.6-4.9 are excluded from PHP 8+ testing because of the following fatal errors:
# - Use of __autoload().
# - array/string offset with curly braces.
upgrade-tests-wp-4x-php-8x-mysql:
name: ${{ matrix.wp }} to ${{ inputs.new-version && inputs.new-version || 'latest' }}
uses: ./.github/workflows/reusable-upgrade-testing.yml
if: ${{ github.repository == 'WordPress/wordpress-develop' || ( github.event_name == 'pull_request' && github.actor != 'dependabot[bot]' ) }}
strategy:
fail-fast: false
matrix:
os: [ 'ubuntu-24.04' ]
php: [ '8.0', '8.4' ]
db-type: [ 'mysql' ]
db-version: [ '5.7', '8.4' ]
wp: [ '4.1', '4.2', '4.3', '4.4', '4.5' ]
multisite: [ false, true ]
with:
os: ${{ matrix.os }}
php: ${{ matrix.php }}
db-type: ${{ matrix.db-type }}
db-version: ${{ matrix.db-version }}
wp: ${{ matrix.wp }}
new-version: ${{ inputs.new-version && inputs.new-version || 'latest' }}
multisite: ${{ matrix.multisite }}

# The oldest version of WordPress receiving security updates should always be tested against
# the full list of PHP/MySQL combinations.
# the widest possible list of PHP/MySQL combinations.
#
# WordPress 4.6, 4.7, and 4.8 cannot run on PHP 8 due to the use of __autoload().
# See https://core.trac.wordpress.org/ticket/36926 and https://core.trac.wordpress.org/ticket/40109.
upgrade-tests-oldest-wp-mysql:
name: ${{ matrix.wp }} to ${{ inputs.new-version && inputs.new-version || 'latest' }}
uses: ./.github/workflows/reusable-upgrade-testing.yml
Expand All @@ -241,10 +185,10 @@ jobs:
fail-fast: false
matrix:
os: [ 'ubuntu-24.04' ]
php: [ '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4' ]
php: [ '7.2', '7.3', '7.4' ]
db-type: [ 'mysql' ]
db-version: [ '5.7', '8.0', '8.4', '9.3' ]
wp: [ '4.1' ]
wp: [ '4.7' ]
multisite: [ false, true ]

exclude:
Expand Down Expand Up @@ -273,7 +217,7 @@ jobs:
permissions:
actions: read
contents: read
needs: [ upgrade-tests-last-two-releases, upgrade-tests-wp-6x-mysql, upgrade-tests-wp-5x-php-7x-mysql, upgrade-tests-wp-5x-php-8x-mysql, upgrade-tests-wp-4x-php-7x-mysql, upgrade-tests-wp-4x-php-8x-mysql, upgrade-tests-oldest-wp-mysql ]
needs: [ upgrade-tests-last-two-releases, upgrade-tests-wp-6x-mysql, upgrade-tests-wp-5x-php-7x-mysql, upgrade-tests-wp-5x-php-8x-mysql, upgrade-tests-oldest-wp-mysql ]
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if: ${{ github.repository == 'WordPress/wordpress-develop' && github.event_name != 'pull_request' && always() }}
with:
calling_status: ${{ contains( needs.*.result, 'cancelled' ) && 'cancelled' || contains( needs.*.result, 'failure' ) && 'failure' || 'success' }}
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42 changes: 0 additions & 42 deletions .version-support-mysql.json
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Expand Up @@ -182,47 +182,5 @@
"5.5",
"5.1",
"5.0"
],
"4-6": [
"5.7",
"5.6",
"5.5",
"5.1",
"5.0"
],
"4-5": [
"5.7",
"5.6",
"5.5",
"5.1",
"5.0"
],
"4-4": [
"5.7",
"5.6",
"5.5",
"5.1",
"5.0"
],
"4-3": [
"5.7",
"5.6",
"5.5",
"5.1",
"5.0"
],
"4-2": [
"5.7",
"5.6",
"5.5",
"5.1",
"5.0"
],
"4-1": [
"5.7",
"5.6",
"5.5",
"5.1",
"5.0"
]
}
45 changes: 0 additions & 45 deletions .version-support-php.json
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Expand Up @@ -219,50 +219,5 @@
"5.6",
"7.0",
"7.1"
],
"4-6": [
"5.2",
"5.3",
"5.4",
"5.5",
"5.6",
"7.0"
],
"4-5": [
"5.2",
"5.3",
"5.4",
"5.5",
"5.6",
"7.0"
],
"4-4": [
"5.2",
"5.3",
"5.4",
"5.5",
"5.6",
"7.0"
],
"4-3": [
"5.2",
"5.3",
"5.4",
"5.5",
"5.6"
],
"4-2": [
"5.2",
"5.3",
"5.4",
"5.5",
"5.6"
],
"4-1": [
"5.2",
"5.3",
"5.4",
"5.5",
"5.6"
]
}
8 changes: 1 addition & 7 deletions SECURITY.md
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Expand Up @@ -32,13 +32,7 @@ Full details of the WordPress Security Policy and the list of covered projects a
| 4.9.x | Yes |
| 4.8.x | Yes |
| 4.7.x | Yes |
| 4.6.x | Yes |
| 4.5.x | Yes |
| 4.4.x | Yes |
| 4.3.x | Yes |
| 4.2.x | Yes |
| 4.1.x | Yes |
| < 4.1.0 | No |
| < 4.7.0 | No |

## Reporting a Vulnerability

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