TinyMCE 5.10.3


TinyMCE 5.10.3 was released for TinyMCE Enterprise and Tiny Cloud on Tuesday, February 15th, 2022. It includes TinyMCE 5.10.3 and additional changes to premium plugins. These release notes provide an overview of the changes for TinyMCE 5.10.3, including:

This is the Tiny Cloud and TinyMCE Enterprise release notes. For information on the latest community version of TinyMCE, see: TinyMCE Changelog.

Accompanying Premium self-hosted server-side component changes

The TinyMCE 5.10.3 release includes changes affecting the TinyMCE self-hosted services for the following plugins:

  • The Enhanced Media Embed plugin (mediaembed)

  • The Image Tools plugin (imagetools)

  • The Link Checker plugin (linkchecker)

  • The Spell Checker Pro plugin (tinymcespellchecker)

The Java server-side components have been updated to the following versions:

  • ephox-spelling.war: 2.118.4

  • ephox-hyperlinking.war: 2.105.9

  • ephox-image-proxy.war: 2.106.1

This version requires Java 8 or higher. For information on the removal of Java 7 support, see: Removal of Java 7 support for TinyMCE 5.3 and later.

For information on:

Updating the self-hosted server-side components

The new versions of the server-side services provide updates for the Java-based server-side components. To deploy the updated version of the server-side components:

  1. Update your Java Application Server to the minimum required version:

    • Eclipse Jetty 9.4 or later

    • Apache Tomcat:

      • 9 or later

      • 8.5.12+

      • 8.0.42+

      • 7.0.76+

  2. Replace the existing server-side .war files with the .war files bundled with TinyMCE 5.10.3 or later.

For information on:

General bug fixes

TinyMCE 5.10.3 provides fixes for the following bugs:

  • Alignment would sometimes be removed on parent elements when changing alignment on certain inline nodes, such as images.

  • The fullscreen plugin would incorrectly reset the scroll position when exiting fullscreen mode.

Security fixes

TinyMCE 5.10.3 fixes the following security issues:

All 3 server-side components updates include dependency updates that address security issues. This includes Low severity vulnerability fixes.

For information on the server-side components updates, see: Accompanying Premium self-hosted server-side component changes.

Upgrading to the latest version of TinyMCE 5

The procedure for upgrading to the latest version of TinyMCE 5 depends on the deployment type.

Upgrading Tiny Cloud

Tiny Cloud provides the latest enterprise version of TinyMCE. For information on configuring Tiny Cloud, see: the Cloud deployment guide.

Upgrading TinyMCE Self-hosted manually

To upgrade to TinyMCE 5.10 using a manually downloaded package:

  1. Backup the tinymce/ directory so any customizations can be restored after the upgrade.

    Customizations for TinyMCE are typically stored in the following directories:

    ├── icons/
    ├── langs/
    ├── plugins/
    ├── skins/
    │   ├── content/
    │   └── ui/
    └── themes/
  2. Download the latest version of TinyMCE.

    • For the TinyMCE Community Version, download tinymce_<VERSION>.zip from Get TinyMCE - Self-hosted releases, where <VERSION> is the latest version of TinyMCE.

    • For the TinyMCE Enterprise Version, download the TinyMCE Enterprise Bundle from Tiny Account > Downloads. The downloaded file will be named enterprise_latest.zip.

  3. Extract the downloaded .zip file to a temporary location.

  4. (If required) Install the latest language packs from Get TinyMCE - Language Packages.

  5. Copy customizations to the new tinymce/ directory. Ensure that only custom changes are added the new tinymce/ directory, such as:

    • Custom icons packs

    • Custom plugins

    • Custom skins

    • Custom themes

  6. Delete the existing tinymce/ directory and replace with the new tinymce/.

To simplify the upgrade process to future versions of TinyMCE:

  1. Host the TinyMCE customizations outside of the tinymce/ directory.

  2. Update your TinyMCE configuration as required:

    • Set the location of content CSS customizations using content_css.

    • Set the location of custom plugins using external_plugins.

    • Set the location of custom icon packages using icons_url instead of icons.

    • Set the location of custom localization packages using language_url instead of language.

    • Set the location of custom skin packages using skin_url instead of skin.

    • Set the location of custom themes using theme_url instead of theme.