CVE-2021-41749
Code Injection in SEOmatic
9.8
CRITICAL
CVSS 3.1
EPSS 17.2%
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.
How to fix CVE-2021-41749
To remediate CVE-2021-41749, upgrade the affected package to a fixed version below.
- Packagist/nystudio107/craft-seomatic—upgrade to 3.4.11 or later
Is CVE-2021-41749 being exploited?
Moderate — EPSS is 17.2%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 3.4.11
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |