GitHub Advisoryadvisory · Packagist

GHSA-6hjc-m38h-7jhh Cross-site Scripting in SEOmatic plugin

MEDIUM Published 2022-06-13 Modified 2022-06-20 Official page ↗
Aliases
CVE-2021-41750
Ecosystem
Packagist
Packages
nystudio107/craft-seomatic
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Reviewed
2022-06-20

Affected packages

• Packagist nystudio107/craft-seomatic: < 3.4.11 → fixed in 3.4.11

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.

Related

Alias · CVE (1)

  • CVE-2021-41750 A cross-site scripting (XSS) vulnerability in the SEOmatic plugin 3.4.10 for Craft CMS 3 allows remote attackers to inject arbitrary web… vulnerability

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References