The XML parsers in iText before 5.5.12 and 7.x before 7.0.3 do not disable external entities, which might allow remote attackers to conduct XML external entity (XXE) attacks via a crafted PDF.
{
"cwe_ids": [
"CWE-611"
],
"nvd_published_at": "2017-11-08T16:29:00Z",
"github_reviewed": true,
"severity": "HIGH",
"github_reviewed_at": "2022-06-30T19:51:56Z"
}