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Defender Security · Version history

Defender Security changelog and version history

Latest version
6.3.0
Sep 29, 2026 (1 month ago)
Releases
140
since 2017
In the last year
18
about one every 18 days
Tested up to
WordPress 7.1.4
PHP 8.0.0 or later

Releases each year

  • 20179 releases
  • 20186 releases
  • 20195 releases
  • 20207 releases
  • 202121 releases
  • 202221 releases
  • 202320 releases
  • 202417 releases
  • 202520 releases
  • 202614 releases

202614 releases

  1. Defender Security 6.3.0Latest

    • Enhancement: Update malware signatures
    • Enhancement: Make Scan settings uneditable while scanning is in progress
    • Enhancement: Upgrade node packages
    • Enhancement: Display country name tooltip on country flag hover in Firewall Logs
    • Enhancement: Reduce the plugin archive size by removing legacy code in some files
    • Enhancement: Translation improvements
    • Enhancement: Display scan details of issue with a suspicious code with automatic scrolling
    • Enhancement: Update support and product roadmap links
    • Enhancement: DOM improvements when Pwned/Strong passwords are enabled
    • Enhancement: Style improvements on Issues page
    • Enhancement: Scan progress bar improvements
    • Enhancement: Placeholder copy for Files, folders and file types field
    • Enhancement: Show count of lockouts in the notice within Malicious Bot detector
    • Enhancement: Improve config applying message
    • Fix: Unlock Pro features on free plan for sites hosted by WPMU DEV
    • Fix: Passing null to parameter #1 on class-malicious-bot.php
    • Fix: Audit logs are causing an error when updating menu items
    • Fix: Defender blocking entire America if Armenia is blocked in geoblocking
    • Fix: Messaging missing for the config file imports
    • Fix: Defender > Strong passwords option breaks the WP Application Password
    • Fix: Dropdown scroll issue in smaller screens
    • Fix: Overlapping modals on Dashboard page
    • Fix: Minor code improvements

  2. Defender Security 6.2.4

    • Fix: Username does not appear in some Audit Log events
    • Fix: Audit module stores un-interpolated {{user_login}} in some logs
    • Fix: Minor improvements in vulnerability detection

  3. Defender Security 6.2.3

    • Enhancement: Improved Audit Log UI across Dashboard and Audit Log pages
    • Enhancement: Added a “Save your API keys to load” preview state for Bot Protection CAPTCHA settings
    • Enhancement: Updated the event type label in the detailed Audit Log view from ‘Content’ to ‘Context’
    • Fix: Resolved an issue where audit log events from multi-event requests were not synchronizing to the Hub
    • Fix: Fixed a UI layout issue when editing Nginx configuration under Hardening > Prevent Information Disclosure
    • Fix: Addressed a deprecation notice for Webauthn::verify_response()
    • Fix: Fixed a visual bug where the “Learn how we detect your IP” link overlapped the background border at 1280px screen widths
    • Fix: Minor code improvements

  4. Defender Security 6.2.2

    • Fix: Streamlined schema method by removing bootstrap trait

  5. Defender Security 6.2.1

    • Fix: 2FA > Web Authentication method binds credential verification to the target user (props: Tai)

  6. Defender Security 6.2.0

    • New: Audit Log for Free Hub and WP.org users
    • Enhancement: Compatibility with WordPress 7.1
    • Enhancement: Replace PHP-DI third-party package with custom lightweight DI Container
    • Enhancement: Display the Audit Log Storage retention setting
    • Enhancement: Handle UI state when all scan types are disabled on the Settings page
    • Enhancement: Update WPMU DEV domain in Audit service codebase
    • Enhancement: Validate secret-key API response before writing to wp-config.php
    • Enhancement: Improve toast message when attempting to disable the last enabled Malware Scan type
    • Enhancement: Remove dash-notice submodule
    • Enhancement: Ensure all scan status messages are displayed during scan progress
    • Enhancement: Improving user communication while the site is connecting to the Hub
    • Fix: Clicking on ‘View Logs’ link does not filter Firewall Logs after the redirect
    • Fix: Security improvements on Hub-Connector (props: Jakub Herman)
    • Fix: Prevent adding duplicate recipient email addresses in Reports and Alerts
    • Fix: Changing the default report template should not affect existing recipient(s) preferences
    • Fix: Fix responsive layout issues on Dashboard, Two-Factor Auth and Other Settings plugin pages
    • Fix: Reverting to Defender 5 causes JavaScript errors on the Notifications page
    • Fix: Recipients don’t receive email for all types of ‘Firewall Alert’ when a firewall lockout is enabled and triggered for XSS, Fake Bot, or ‘Non-installed plugin lockout’
    • Fix: Logs are displayed without timezone on Audit and Firewall log pages
    • Fix: Improve Malware Alert and Report flow for ‘always_send’ and ‘error_send’ params
    • Fix: Email notifications title issue with apostrophes
    • Fix: The scheduled time notice does not show after the Free upgrade
    • Fix: Defender Welcome Modal is displayed in wrong version
    • Fix: 3 strings were not imported for translation due to emoji
    • Fix: Unable to access the Custom Rules page
    • Fix: Force Authentication is not restricted to roles enabled under User Roles
    • Fix: Settings page layout breaks at 1280px with horizontal scrollbar
    • Fix: Incorrect ‘Enable Bot Protection’ modal on disabled reCAPTCHA toggles
    • Fix: Pagination remains visible after ignoring all files and only disappears after clicking a page
    • Fix: Defender Audit Logs creates incorrect and duplicate entries when updating General Settings

  7. Defender Security 6.1.0

    • Enhancement: Improved compatibility of Central IP list status with Unlimited Hosting environments
    • Enhancement: Extended Whitelabel support to cover Global Firewall branding
    • Enhancement: User Agent lockout features reflected in the overall lockout count alongside 404 and Login lockouts
    • Enhancement: Added tooltip for the “Security actions required” badge and confirmation notice after applying configuration presets
    • Enhancement: Improved recipient name validation in Reports & Alerts and smarter alert scheduling for months with fewer than 31 days
    • Enhancement: Users remain on the current page after connecting to the Hub
    • Enhancement: Updated CVSS score handling for outdated plugin issues
    • Enhancement: Updated Defender icon, configuration branding, dropdown design, and Hub Connector submodule
    • Fix: Resolved multiple v5 to v6 upgrade issues where notification, 2FA, and Usage Tracking settings were incorrectly reset or disabled
    • Fix: Fixed errors triggered by third-party plugin conflicts and Notification model properties
    • Fix: Fixed WP-CLI command handling, including duplicate scan lines and missing subcommands
    • Fix: Resolved AntiBot and Bot Protection state issues, including Unlock Me button and feature activation modal
    • Fix: Fixed Firewall Logs status filter, IPv6 Blocklist lookup, and custom IP block/allow list sync
    • Fix: Fixed UI issues including pagination, file details panel truncation, and config dialog behavior
    • Fix: Minor code improvements, PHP warning fixes, and performance refinements

  8. Defender Security 6.0.1

    • Fix: Resolved a fatal error caused by legacy null date values
    • Changelog for previous versions.

  9. Defender Security 6.0.0

  10. Defender Security 5.11.0

  11. Defender Security 5.10.0

  12. Defender Security 5.9.0

  13. Defender Security 5.8.1

  14. Defender Security 5.8.0

202520 releases

  1. Defender Security 5.7.2

  2. Defender Security 5.7.1

  3. Defender Security 5.7.0

  4. Defender Security 5.6.2

  5. Defender Security 5.6.1

  6. Defender Security 5.6.0

  7. Defender Security 5.5.1

  8. Defender Security 5.5.0

  9. Defender Security 5.4.1

  10. Defender Security 5.4.0

  11. Defender Security 5.3.1

  12. Defender Security 5.3.0

  13. Defender Security 5.2.2

  14. Defender Security 5.2.1

  15. Defender Security 5.2.0

  16. Defender Security 5.1.1

  17. Defender Security 5.1.0

  18. Defender Security 5.0.2

  19. Defender Security 5.0.1

  20. Defender Security 5.0.0

202417 releases

  1. Defender Security 4.12.0

  2. Defender Security 4.11.0

  3. Defender Security 4.10.1

  4. Defender Security 4.10.0

  5. Defender Security 4.9.0

  6. Defender Security 4.8.2

  7. Defender Security 4.8.1

  8. Defender Security 4.8.0

  9. Defender Security 4.7.4

  10. Defender Security 4.7.3

  11. Defender Security 4.7.2

  12. Defender Security 4.7.1

  13. Defender Security 4.7.0

  14. Defender Security 4.6.0

  15. Defender Security 4.5.1

  16. Defender Security 4.5.0

  17. Defender Security 4.4.2

202320 releases

  1. Defender Security 4.4.1

  2. Defender Security 4.4.0

  3. Defender Security 4.3.1

  4. Defender Security 4.3.0

  5. Defender Security 4.2.1

  6. Defender Security 4.2.0

  7. Defender Security 4.1.0

  8. Defender Security 4.0.2

  9. Defender Security 4.0.1

  10. Defender Security 4.0.0

  11. Defender Security 3.12.0

  12. Defender Security 3.11.1

  13. Defender Security 3.11.0

  14. Defender Security 3.10.1

  15. Defender Security 3.10.0

  16. Defender Security 3.9.1

  17. Defender Security 3.9.0

  18. Defender Security 3.8.2

  19. Defender Security 3.8.1

  20. Defender Security 3.8.0

202221 releases

  1. Defender Security 3.7.0

  2. Defender Security 3.6.0

  3. Defender Security 3.5.0

  4. Defender Security 3.4.1

  5. Defender Security 3.4.0

  6. Defender Security 3.3.3

  7. Defender Security 3.3.2

  8. Defender Security 3.3.1

  9. Defender Security 3.3.0

  10. Defender Security 3.2.0

  11. Defender Security 3.1.2

  12. Defender Security 3.1.1

  13. Defender Security 3.1.0

  14. Defender Security 3.0.1

  15. Defender Security 3.0.0

  16. Defender Security 2.8.3

  17. Defender Security 2.8.2

  18. Defender Security 2.8.1

  19. Defender Security 2.8.0

  20. Defender Security 2.7.1

  21. Defender Security 2.7.0

202121 releases

  1. Defender Security 2.6.5

  2. Defender Security 2.6.4

  3. Defender Security 2.6.3

  4. Defender Security 2.6.2

  5. Defender Security 2.6.1

  6. Defender Security 2.6.0

  7. Defender Security 2.5.7

  8. Defender Security 2.5.6

  9. Defender Security 2.5.5

  10. Defender Security 2.5.4

  11. Defender Security 2.5.3

  12. Defender Security 2.5.2

  13. Defender Security 2.5.1

  14. Defender Security 2.5.0

  15. Defender Security 2.4.10

  16. Defender Security 2.4.6

  17. Defender Security 2.4.9

  18. Defender Security 2.4.8

  19. Defender Security 2.4.7

  20. Defender Security 2.4.6.1

  21. Defender Security 2.4.5

20207 releases

  1. Defender Security 2.3.2

  2. Defender Security 2.3.1

  3. Defender Security 2.3

  4. Defender Security 2.2.7

  5. Defender Security 2.2.6

  6. Defender Security 2.2.5

  7. Defender Security 2.2.4

20195 releases

  1. Defender Security 2.1.5

  2. Defender Security 2.1.4

  3. Defender Security 2.1.2

  4. Defender Security 2.1.1.1

  5. Defender Security 2.0.1

20186 releases

  1. Defender Security 2.0

  2. Defender Security 1.9.1

  3. Defender Security 1.9

  4. Defender Security 1.8

  5. Defender Security 1.7.6

  6. Defender Security 1.7.4

20179 releases

  1. Defender Security 1.7.3

  2. Defender Security 1.7.2

  3. Defender Security 1.7.1

  4. Defender Security 1.7.0.1

  5. Defender Security 1.7

  6. Defender Security 1.6.2

  7. Defender Security 1.6.1

  8. Defender Security 1.6.0.1

  9. Defender Security 1.6

Questions about Defender Security’s releases

What is the latest version of Defender Security?

6.3.0, released on Sep 29, 2026 (1 month ago). It’s tested up to WordPress 7.1.4 and needs PHP 8.0.0 or later.

How often is Defender Security updated?

18 releases in the last year, about one every 18 days. Its first release on WordPress.org dates from June 2017.

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Release dates come from the day each version’s folder was made in Defender Security’s WordPress.org SVN repository; the notes from its readme’s changelog, as its authors wrote it.