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vuln-cve/data/2026/46xxx/CVE-2026-46551.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-46551",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-05-14T20:42:31.369Z",
"datePublished": "2026-06-23T20:31:55.131Z",
"dateUpdated": "2026-06-24T13:57:19.738Z"
},
"containers": {
"cna": {
"title": "NocoDB: Missing File Size Enforcement in Upload-by-URL Allows Denial of Service via Disk Exhaustion",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-770",
"lang": "en",
"description": "CWE-770: Allocation of Resources Without Limits or Throttling",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
}
}
],
"references": [
{
"name": "https://github.com/nocodb/nocodb/security/advisories/GHSA-99vc-2jx2-688p",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/nocodb/nocodb/security/advisories/GHSA-99vc-2jx2-688p"
}
],
"affected": [
{
"vendor": "nocodb",
"product": "nocodb",
"versions": [
{
"version": "< 2026.04.4",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-06-23T20:31:55.131Z"
},
"descriptions": [
{
"lang": "en",
"value": "NocoDB is software for building databases as spreadsheets. Prior to 2026.04.4, the uploadViaURL path in the v1/v2 attachment API did not enforce NC_ATTACHMENT_FIELD_SIZE against the remote content-length or against the response stream. An authenticated user (Editor+) could direct the server to download arbitrarily large files, exhausting disk space and causing denial of service. In packages/nocodb/src/services/attachments.service.ts, the HEAD probe read content-length but never compared it to NC_ATTACHMENT_FIELD_SIZE; the subsequent storageAdapter.fileCreateByUrl() performed the download without maxContentLength. This vulnerability is fixed in 2026.04.4."
}
],
"source": {
"advisory": "GHSA-99vc-2jx2-688p",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-06-24T13:57:12.982822Z",
"id": "CVE-2026-46551",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-06-24T13:57:19.738Z"
}
}
]
}
}