PT-2025-49225 · WordPress · Live Css Preview

Abhirup Konwar · Published 2025-12-05 · Updated 2025-12-05 · CVE-2025-12354

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions Live CSS Preview versions prior to 2.0.1

Description The Live CSS Preview plugin for WordPress has an issue where data can be modified without proper authorization. This is due to a missing capability check on the wp ajax frontend save API endpoint. Authenticated attackers with Subscriber-level access or higher can update the plugin’s CSS settings.

Recommendations Update Live CSS Preview to version 2.0.1 or later.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2025-12354

Affected Products

Live Css Preview

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2025-12354 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/3ebaadf6-5085-4f2d-a377-34e318351449?source=cve · Note
• https://twitter.com/CVEnew/status/1996841694210511101 · Twitter Post
• https://t.me/CVEtracker/38907 · Telegram Post
• https://t.me/cveNotify/144844 · Telegram Post
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3445161%40live-css-preview&new=3445161%40live-css-preview&sfp_email=&sfph_mail= · Note
• https://wordpress.org/plugins/live-css-preview · Note
• https://twitter.com/VulmonFeeds/status/1996879458033131898 · Twitter Post