Medium severity6.4NVD Advisory· Published Sep 26, 2026
CVE-2026-15273
CVE-2026-15273
Description
The Automatic.css plugin for WordPress is vulnerable to Stored Cross-Site Scripting via REQUEST_URI in all version 4.0.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts that will execute whenever an administrator accesses the Activity Log settings page.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <4.0.0
Patches
Vulnerability mechanics
References
6- automaticcss.com/changelogs/nvd
- plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/Helpers/Logger.phpnvd
- plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/Lib/WideEvents/Formatter/JsonFormatter.phpnvd
- plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/Plugin.phpnvd
- plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/UI/Settings_Page/Activity_Log.phpnvd
- www.wordfence.com/threat-intel/vulnerabilities/id/07d697c5-1c15-4d3a-8637-cc4fd408f209nvd
News mentions
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