CVE-2020-12790
SEOmatic for CraftCMS allows Server-Side Template Injection
7.5
HIGH
CVSS 3.1
EPSS 2.2%
Description
In the SEOmatic plugin before 3.2.49 for Craft CMS, helpers/DynamicMeta.php does not properly sanitize the URL. This leads to Server-Side Template Injection and credentials disclosure via a crafted Twig template after a semicolon.
How to fix CVE-2020-12790
To remediate CVE-2020-12790, upgrade the affected package to a fixed version below.
- Packagist/nystudio107/craft-seomatic—upgrade to 3.2.49 or later
Is CVE-2020-12790 being exploited?
Low — EPSS is 2.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.2.49
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |