CVE-2021-41750

Published June 12th, 2022

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CVSS v3

6.1

MEDIUM

CVSS v2

4.3

MEDIUM

Affected

PROJECT

Description

A cross-site scripting (XSS) vulnerability in the SEOmatic plugin 3.4.10 for Craft CMS 3 allows remote attackers to inject arbitrary web script via a GET to /index.php?action=seomatic/file/seo-file-link with url parameter containing the base64 encoded URL of a malicious web page / file and fileName parameter containing an arbitrary filename with the intended content-type to be rendered in the user's browser as the extension.

nystudio107/craft-seomatic

SEOmatic facilitates modern SEO best practices & implementation for Craft CMS 3. It is a turnkey SEO system that is comprehensive, powerful, and flexible.

GitHub

174