This advisory has been withdrawn because it is a duplicate of GHSA-xjw5-q542-3vmr. This link is maintained to preserve external references.
Grav before 2.0.16 contains an incomplete default denylist in the Twig sandbox configuration that fails to block access to system configuration secrets. Attackers with page-edit permission can use config.get() or config.toArray() in Twig templates to retrieve sensitive values like system.cache.redis.password when config_access is enabled.
{
"cwe_ids": [
"CWE-522"
],
"github_reviewed": true,
"github_reviewed_at": "2026-09-17T20:26:28Z",
"nvd_published_at": "2026-08-25T02:16:51Z",
"severity": "HIGH"
}