This advisory has been withdrawn because it is a duplicate of GHSA-4v9q-p283-qc2m. This link is maintained to preserve external references.
Grav before 2.0.15 contains a path traversal vulnerability in the static asset server within index.php that uses string prefix matching instead of directory-boundary validation. Unauthenticated attackers can access files in sibling directories by exploiting directory names that extend the base path string, such as requesting assets-secret when assets is the configured base.
{
"cwe_ids": [
"CWE-22"
],
"github_reviewed": true,
"github_reviewed_at": "2026-09-17T20:42:56Z",
"nvd_published_at": "2026-08-18T12:19:31Z",
"severity": "HIGH"
}