Medium severity4.3NVD Advisory· Published Dec 5, 2025· Updated Apr 15, 2026

CVE-2025-12354

Description

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.

Affected products

WordPress/Live CSS Previewreferences2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <=2.1.4
Package: https://wordpress.org/plugins/live-css-preview

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/changesetnvd
wordpress.org/plugins/live-css-preview/nvd
www.wordfence.com/threat-intel/vulnerabilities/id/3ebaadf6-5085-4f2d-a377-34e318351449nvd

News mentions

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cvss	0.280
epss	0.000
exploit	0.000
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ransomware	0.000