MEDIUM 6.4 NVD
CVE-2026-15273
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
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.
References
- https://automaticcss.com/changelogs/
- https://plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/Helpers/Logge
- https://plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/Lib/WideEvent
- https://plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/Plugin.php#L1
- https://plugins.trac.wordpress.org/browser/automaticcss-plugin/trunk/classes/UI/Settings_P
This medium severity vulnerability with a CVSS score of 6.4 was published on 2026-09-26 via NVD.
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