{
    "id": "CVE-2021-41749",
    "published": "2022-06-12 11:15:07",
    "last_modified": "2026-06-17 04:08:51",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-94",
    "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.",
    "epss_score": "0.18122",
    "epss_percentile": "0.97122",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-03 18:17:30",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 18.1% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "nystudio107",
            "product": "seomatic"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://github.com/nystudio107/craft-seomatic/blob/develop/CHANGELOG.md",
        "https://github.com/nystudio107/craft-seomatic/commit/3fee7d50147cdf3f999cfc1e04cbc3fb3d9f2f7d",
        "https://github.com/nystudio107/craft-seomatic/blob/develop/CHANGELOG.md",
        "https://github.com/nystudio107/craft-seomatic/commit/3fee7d50147cdf3f999cfc1e04cbc3fb3d9f2f7d"
    ]
}