Drupal core 8 before versions 8.3.4 allows remote attackers to execute arbitrary code due to the PECL YAML parser not handling PHP objects safely during certain operations.
{
"cwe_ids": [
"CWE-94"
],
"github_reviewed": true,
"github_reviewed_at": "2024-04-23T17:21:09Z",
"nvd_published_at": "2018-08-06T15:29:00Z",
"severity": "CRITICAL"
}