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.
Published: 2025-12-05
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Unauthorized configuration change
Action: Immediate Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 08 Apr 2026 17:45:00 +0000

Type Values Removed Values Added
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, 2.0.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update the plugin's css setting. 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.
Title Live CSS Preview <= 2.0.0 - Missing Authorization to Authenticated (Subscriber+) Settings Update Live CSS Preview <= 2.1.4 - Missing Authorization to Authenticated (Subscriber+) Settings Update
References

Fri, 05 Dec 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Vendors & Products Wordpress
Wordpress wordpress

Fri, 05 Dec 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 05 Dec 2025 06:30:00 +0000

Type Values Removed Values Added
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, 2.0.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update the plugin's css setting.
Title Live CSS Preview <= 2.0.0 - Missing Authorization to Authenticated (Subscriber+) Settings Update
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}


Subscriptions

Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-04-08T16:47:59.035Z

Reserved: 2025-10-27T15:17:32.188Z

Link: CVE-2025-12354

cve-icon Vulnrichment

Updated: 2025-12-05T13:45:16.497Z

cve-icon NVD

Status : Deferred

Published: 2025-12-05T07:16:10.413

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-12354

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-22T12:00:05Z

Weaknesses