.. / CVE-2021-41749

Exploit for CraftCMS SEOmatic - Server-Side Template Injection (CVE-2021-41749)

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 Template

View the template here CVE-2021-41749.yaml

Validate with Nuclei

echo "$URL" | nuclei -t ~/nuclei-templates/http/cves/2021/CVE-2021-41749.yaml
Copy

References:

https://nvd.nist.gov/vuln/detail/CVE-2021-41749
https://github.com/nystudio107/craft-seomatic/commit/3fee7d50147cdf3f999cfc1e04cbc3fb3d9f2f7d
https://github.com/nystudio107/craft-seomatic/blob/develop/CHANGELOG.md