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Plugins · just-tinymce-styles · data as of 2026-11-04

Is Just TinyMCE Custom Styles safe? Known vulnerabilities and latest version

The latest version (1.2.1) has 1 known unpatched vulnerability

As of 2026-11-04, the sources we check list the newest release of Just TinyMCE Custom Styles as affected and name no fixed version yet.

Last updated on wordpress.org on 2020-08-14, more than two years ago. Plugins that stop getting updates also stop getting security fixes.

Latest version
1.2.1
Last updated
2020-08-14
Active installs
1,000+
Known issues on record
1
Unpatched in latest
1
Tested up to WP
5.5.24

Adds dropdown options for custom css classes and attributes for tags in WordPress TinyMCE Editor. — by Alex Prokopenko / JustCoded

What to do

  1. There is no fixed version yet. If you can live without Just TinyMCE Custom Styles for now, deactivate it and delete it until the developer ships a fix.
  2. If you must keep it, limit who can log in (remove unused accounts, especially low-level ones) and put a web application firewall in front of the site.
  3. Watch for an update: get an email when this page changes.
  4. If you ran a vulnerable version and something looks off (spam pages, strange admins, redirects), run the free scan, or have us clean it: Emergency Cleanup, $499.

With WP-CLI: wp plugin get just-tinymce-styles --field=version shows what you run; wp plugin update just-tinymce-styles updates it.

Check your version

Known vulnerabilities

1 on record, newest first. “Affected” is the version range the source gives; “fixed in” is the version the source names, or (marked *) the first wordpress.org release after the last affected version.

medium 4.3 affects latest 1.2.1 CVE-2025-62871 · published 2025-12-09

Cross-site request forgery (CSRF) in Just TinyMCE Custom Styles (1.2.1 and older)

Affected
1.2.1 and older
Fixed in
no fix listed yet
Access needed (per CVSS)
No login needed; someone on the site has to click a link or open a page
Range from
CVE record (the advisory publisher) · score by Patchstack
Details from the advisory

Cross-Site Request Forgery (CSRF) vulnerability in Alex Prokopenko / JustCoded Just TinyMCE Custom Styles just-tinymce-styles allows Cross Site Request Forgery.This issue affects Just TinyMCE Custom Styles: from n/a through <= 1.2.1.

NVD CVE-2025-62871Patchstack advisory

Recent activity

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Where this data comes from

Badge for your site or docs (states facts with a date, not a verdict):
Just TinyMCE Custom Styles vulnerability status badge
<a href="https://laskyr.com/plugins/just-tinymce-styles"><img src="https://laskyr.com/plugins/just-tinymce-styles/badge.svg" alt="Just TinyMCE Custom Styles vulnerability status"></a>

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