CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
What the vulnerability does
The Optimize More! – CSS plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.3. This is due to missing or incorrect nonce validation on the reset_plugin function. This makes it possible for unauthenticated attackers to reset the plugin's optimization settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
Optimize More! – CSS versions up to 1.0.3 contain a cross-site request forgery (CSRF) vulnerability. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without their knowledge. The vulnerability requires the victim to visit the attacker's page while authenticated to the WordPress site.
What an attacker can do
Perform unwanted actions on the site by tricking an authenticated admin into visiting a malicious webpage.
Potential impact on your site
An attacker can modify site settings or content if an admin visits a malicious link while logged in.
Conditions required to exploit
Site admin must be logged in and visit an attacker-controlled webpage; no special privileges or authentication by the attacker required.
Key dates
External resources
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