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Laskyr

Plugins · live-css-preview · data as of 2026-11-04

Is Live CSS Preview safe? Known vulnerabilities and latest version

No known unpatched vulnerabilities in the latest version (2.2.3)

As of 2026-11-04. 1 issue is on record for older versions; version 2.1.5 or newer fixes all of them that state a fix.

Latest version
2.2.3
Last updated
2026-04-06
Active installs
300+
Known issues on record
1
Unpatched in latest
0
Tested up to WP
6.9.11 · PHP 7.4+

Live front-end and Customizer CSS editing powered by native WordPress Additional CSS storage. — by Dojo Digital

What to do

  1. Update to the latest version (2.2.3). Anything older than 2.1.5 has at least one known issue listed below. Dashboard → Updates, or Plugins → “update now”.
  2. If you cannot update right away, deactivate it until you can.
  3. Turn on auto-updates for it: Plugins → “Enable auto-updates” on its row.
  4. If you ran a vulnerable version and something looks off (spam pages, strange admins, redirects), run the free scan.

With WP-CLI: wp plugin get live-css-preview --field=version shows what you run; wp plugin update live-css-preview 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 CVE-2025-12354 · published 2025-12-05

Missing authorization check in Live CSS Preview (2.1.4 and older)

Affected
2.1.4 and older
Fixed in
2.1.5 *
Access needed (per CVSS)
Needs a low-level account (e.g. subscriber)
Range from
CVE record (the advisory publisher) · score by Wordfence
Details from the advisory

The Live CSS Preview plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_frontend_save' AJAX endpoint in all versions up to, and including, 2.1.4. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update the plugin's css setting.

NVD CVE-2025-12354Wordfence advisoryCode change (fix)wordpress.org

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):
Live CSS Preview vulnerability status badge
<a href="https://laskyr.com/plugins/live-css-preview"><img src="https://laskyr.com/plugins/live-css-preview/badge.svg" alt="Live CSS Preview vulnerability status"></a>

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