Craft CMS contains a potential remote code execution vulnerability via Twig SSTI. You must have administrator access and ALLOW_ADMIN_CHANGES must be enabled for this to work.
https://craftcms.com/knowledge-base/securing-craft#set-allowAdminChanges-to-false-in-production
Note: This is a follow-up to https://github.com/craftcms/cms/security/advisories/GHSA-f3cw-hg6r-chfv
Users should update to the patched versions (4.14.13 and 5.6.15) to mitigate the issue.
https://github.com/craftcms/cms/pull/17026
{
"github_reviewed": true,
"nvd_published_at": "2025-05-05T20:15:21Z",
"github_reviewed_at": "2025-05-05T19:35:37Z",
"severity": "HIGH",
"cwe_ids": [
"CWE-1336"
]
}