Most important News CMSimple 5.22 => 5.23 (2026-07-14):

    Fixed login link – logout was not working
    Bug fix changing the page heading for the first page in the editor
    Resolved occasional PHP error in the CMSimple mailform
    Submenus: <h4> => <p> due to invalid nested headings
    Adjusted submenus in the cmsimple_default template
    Default content in download: CMSimple 5 => CMSimple
	
Most important News CMSimple 5.21 => 5.22 (2026-06-16):

    Issues with lowercase functional menu level 1 pagenames (e.g., "settings") fixed
    Plugin version numbers now displayed in sysinfo even when update notifications are disabled
    curl_close() called only if PHP version < 8.0 (deprecated as of PHP 8.5.3)
    CMSimple Mailform: Changed srand((double) ... ) to srand((float) ... ) to fix "unknown error" in PHP 8.3++
    Pluginloader saveform action: added &normal
    Restricted splitToc function to ml1 and introduced li_ prefix for class names
    Improved backend and file browser templates
    Improved CMS browser template
    ./?sitemap now consistently redirects to ./?&sitemap (including the page name "sitemap"), the sitemap appears
    Resolved warnings regarding expired sessions when CSRF protection is disabled
    Improved messages, if one tried to login with wrong password
	
Most important News CMSimple 5.20 => 5.21 (2026-01-05):

    Login Limiter - Loginlock after 3 failed attempts, configurable duration
    Improved admin menu (for narrow displays)
    Improved login form (for narrow displays)
    loginlink() displays logout link when logged in
    preparation of the 404 page for PageXplorer plugin
    Improved filebrowser- and backend template (for narrow displays and preparation of the menus for PageXplorer plugin)
    Some minor improvements in the backend
    Fixed issues with CSRF protection enabled

Most important News CMSimple 5.19 => 5.20 (2025-07-17):

	PHP warnings for pages without names, such as sitemaps, have been removed
	Some code cleaning (xhpages => cmsimplepages)
	Data security has been increased; updating is recommended

Most important News CMSimple 5.18 => 5.19 (2025-03-14):

	Support for .webp and .avif image files was incomplete and resulted in PHP error messages under certain conditions.
	Further improvements to the file browser
	Updating all CMSimple installations is recommended.