CVE-2021-41749

CRITICAL NUCLEI

Nystudio107 Seomatic < 3.4.11 - Code Injection

Title source: rule

Description

In the SEOmatic plugin up to 3.4.11 for Craft CMS 3, it is possible for unauthenticated attackers to perform a Server-Side Template Injection, allowing for remote code execution.

Nuclei Templates (1)

CraftCMS SEOmatic - Server-Side Template Injection
CRITICALVERIFIEDby iamnoooob,ritikchaddha
Shodan: X-Powered-By: Craft CMS html:"SEOmatic" || x-powered-by: craft cms || x-powered-by: craft cms html:"seomatic"

References (2)

Scores

CVSS v3 9.8
EPSS 0.8581
EPSS Percentile 99.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-94
Status published
Products (2)
nystudio107/craft-seomatic 0 - 3.4.11Packagist
nystudio107/seomatic < 3.4.11
Published Jun 12, 2022
Tracked Since Feb 18, 2026