calibreweb prior to version 0.6.17 is vulnerable to server-side request forgery (SSRF). This is due to an incomplete fix for CVE-2022-0339. The blacklist does not check for 0.0.0.0, which would result in a payload of 0.0.0.0 resolving to localhost.
{
"github_reviewed_at": "2022-03-08T18:11:03Z",
"cwe_ids": [
"CWE-918"
],
"severity": "CRITICAL",
"github_reviewed": true,
"nvd_published_at": "2022-03-07T07:15:00Z"
}