Sitefinity® CMS 15.4 Update is Here—Built for What's Next

Learn More

generic-page

Sitefinity Release Notes

Sitefinity CMS 15.4.8621 (Product Update)

November 10, 2025

What's fixed:

  • Personalization screen does not work in ASP.NET Core frontend when the site URL includes subfolder/path (551209)
  • Site Sync: 'Select all items' syncs all pending media items instead of the selected ones only (571982)
  • Site sync notification settings are not editable in SaaS setup (552627)
  • Backend search results are not ordered as expected (572301)
  • Publishing system does not remove orphaned entries in the database when deleting RSS feed (561705)
  • MVC: Missing precompilation for Translation backend pages in SaaS setup (571496)
  • Media: If Chunked Upload setting is enabled, 'Replace for all translations' replaces images only for the current translation (557305)
  • Media: The default thumbnail for video is broken when translated with a different file (571222)
  • Server cannot modify cookies after HTTP headers have been sent (572396)
CTA-banner
Progress Sitefinity

Meaningful engagement, elevated experiences delivered with ease.
Set your sites on Sitefinity.