| Package | Affected versions | Patched versions |
|---|---|---|
| nystudio107/craft-seomatic | < 3.4.12 | 3.4.12 |
| seomatic | = 3.4.12 |
A Server-side Template Injection (SSTI) vulnerability exists in Nystudio107 Seomatic prior to 3.4.12 in src/helpers/UrlHelper.php via the host header.
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