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SiteLock Security · Version history

SiteLock Security changelog and version history

Latest version
5.1.2
Jun 23, 2026 (4 months ago)
Releases
30
since 2014
In the last year
6
about one every 45 days
Tested up to
WordPress 7.0.8
PHP 8.0 or later

Releases each year

  • 20141 release
  • 20152 releases
  • 20165 releases
  • 202010 releases
  • 20223 releases
  • 20231 release
  • 20241 release
  • 20253 releases
  • 20264 releases

20264 releases

  1. SiteLock Security 5.1.2Latest

    • Release Date June 16, 2026
    • Perf: Faster admin dashboard and backend operations
    • Fix: Enhanced login lockout experience with clearer status messaging
    • Fix: Improved reliability when saving connection and security settings

  2. SiteLock Security 5.1.1

    • Release Date April 7, 2026
    • Feature: New SiteLock branding

  3. SiteLock Security 5.1.0

    • Release Date February 19, 2026
    • Feature: Added new Two-Factor Authentication (2FA) functionality to improve login security
    • Fix: Improved license key validation flow
    • Fix: Improved WordPress hardening handling to prevent .htaccess update issues
    • Fix: Improved report data freshness, including last scan and next scheduled scan date handling
    • Fix: Minor UI improvements
    • Perf: Reduce database queries and standardize admin enqueue logic

  4. SiteLock Security 5.0.3

    • Release Date February 11, 2026
    • Security: Improved admin permission checks for restricted functions

20253 releases

  1. SiteLock Security 5.0.2

    • Release Date December 12, 2025
    • Feature: Queue new cloud scans directly from plugin
    • Fix: Support license key activation on subdirectory installs
    • Fix: Minor admin UI improvements
    • Fix: Improve admin load times

  2. SiteLock Security 5.0.1

    • Release Date November 10, 2025
    • Security updates.

  3. SiteLock Security 5.0.0

    • Release Date November 4, 2025
    • Enhancements
    • License key–based connection flow (SSO-compatible) replacing legacy auth.
    • Full UI redesign aligned with SiteLock dashboard + WordPress admin standards.
    • WordPress Hardening features:
    • Disable directory listing.
    • Block execution of unsafe script extensions.
    • Basic XSS / SQL Injection request filtering.
    • Block PHP execution inside writable asset directories (e.g. ‘wp-content/uploads’).
    • Login Security features:
    • Login lockout (rate limiting after repeated failures).
    • Forced logout time controls by role.
    • Password strength enforcement (new users & password changes).
    • Login Activity Log (role-aware).
    • Admin Audit Log (tracks privilege & role changes).
    • In-dashboard Security Report providing an overview of your latest SiteLock security scans.
    • Site Health score indicator in wp-admin.
    • Improved signup flow for new users.
    • Deprecated
    • SiteLock Trust Seal HTML embed.
    • Post scanning functionality (legacy).
    • Admin Dashboard Widget, Admin Bar dropdown.
    • Post editor metaboxes.
    • WAF & CDN settings panel (SiteLock Dashboard preferred).
    • Migration / Upgrade Notes
    • After updating, go to: SiteLock > Settings > SiteLock Plan & License and enter your new license key (required going forward).

20241 release

  1. SiteLock Security 4.2.4

20231 release

  1. SiteLock Security 4.2.3

20223 releases

  1. SiteLock Security 4.2.2

  2. SiteLock Security 4.2.1

  3. SiteLock Security 4.2.0

202010 releases

  1. SiteLock Security 4.1.0

  2. SiteLock Security 4.0.5

  3. SiteLock Security 4.0.0

  4. SiteLock Security 3.3.0

  5. SiteLock Security 3.2.1

  6. SiteLock Security 3.1.2

  7. SiteLock Security 3.1.1

  8. SiteLock Security 3.1.0

  9. SiteLock Security 3.0.0

  10. SiteLock Security 2.1.0

20165 releases

  1. SiteLock Security 4.0.4

  2. SiteLock Security 4.0.3

  3. SiteLock Security 4.0.2

  4. SiteLock Security 4.0.1

  5. SiteLock Security 3.4.0

20152 releases

  1. SiteLock Security 2.1.1

  2. SiteLock Security 2.0

20141 release

  1. SiteLock Security 1.2.1

Questions about SiteLock Security’s releases

What is the latest version of SiteLock Security?

5.1.2, released on Jun 23, 2026 (4 months ago). It’s tested up to WordPress 7.0.8 and needs PHP 8.0 or later.

How often is SiteLock Security updated?

6 releases in the last year, about one every 45 days. Its first release on WordPress.org dates from April 2014.

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