An issue was discovered in Pillow before 8.1.1. The PDF parser allows a regular expression DoS (ReDoS) attack via a crafted PDF file because of a catastrophic backtracking regex.
{
"github_reviewed_at": "2021-03-22T22:05:35Z",
"cwe_ids": [
"CWE-400"
],
"nvd_published_at": "2021-03-19T04:15:00Z",
"github_reviewed": true,
"severity": "MODERATE"
}