Documenso before 2.13.0 accepts PDF file uploads on the /api/files/upload-pdf endpoint without requiring authentication, session tokens, or API credentials. Unauthenticated attackers can upload arbitrary PDF files indefinitely to exhaust storage resources or fill the database with unlinked document records.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-306"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82472.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "2.13.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
},
{
"range": [
{
"fixed": "4f346d3c2d5264f221e4d787e162f16051e44114"
}
],
"source": "REFERENCES_COMMIT"
}
]
}