@pdfme/common from 5.5.10 before 6.2.6 contains a server-side request forgery vulnerability that allows attackers to bypass the isUrlSafeToFetch denylist in getB64BasePdf. Attackers can supply basePdf URLs using IPv4-mapped IPv6, [::], NAT64 or localhost alias hostnames to read loopback, internal or cloud metadata responses through generated documents.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-918"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/115xxx/CVE-2026-115729.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "5.5.10"
},
{
"fixed": "6.2.6"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
},
{
"range": [
{
"fixed": "d03d0bc4994ce6921e152879793c5ff52c5600a6"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"introduced": "5.5.10"
},
{
"fixed": "6.2.6"
}
],
"source": "DESCRIPTION"
}
]
}