CVE-2026-15273

Automatic.css 4.0.0 - Unauthenticated Stored Cross-Site Scripting via REQUEST_URI

Published Sep 26, 2026 CVSS 3.1 · 6.4 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Automatic.css
Automatic.css automatic.css
Wordpress-extensions
Wordpress-extensions automatic.css
Vendors & Products Automatic.css
Automatic.css automatic.css
Wordpress-extensions
Wordpress-extensions automatic.css
Type Values Removed Values Added
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.
Title Automatic.css 4.0.0 - Unauthenticated Stored Cross-Site Scripting via REQUEST_URI
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Sep 26, 2026, 10:51 PM
Reserved
Jul 9, 2026, 2:57 PM
Status
Deferred
Published
Sep 26, 2026, 3:17 AM
Modified
Sep 28, 2026, 3:16 PM