CVE-2026-46553

NocoDB: Attachment Size Limit Bypass via Upload-by-URL

Published Jun 23, 2026 CVSS 4.0 · 2.1 Low EPSS < 1% KEV · Not listed
Description
NocoDB is software for building databases as spreadsheets. Prior to 2026.04.1, the upload-by-URL path did not enforce NC_ATTACHMENT_FIELD_SIZE against either the remote file's advertised Content-Length or the decoded length of a data: URI, allowing an authenticated user to bypass the configured per-file size limit. This vulnerability is fixed in 2026.04.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-8rwr-f68v-cvw6 NocoDB: Attachment Size Limit Bypass via Upload-by-URL
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Nocodb
Nocodb nocodb
Vendors & Products Nocodb
Nocodb nocodb
Type Values Removed Values Added
Description NocoDB is software for building databases as spreadsheets. Prior to 2026.04.1, the upload-by-URL path did not enforce NC_ATTACHMENT_FIELD_SIZE against either the remote file's advertised Content-Length or the decoded length of a data: URI, allowing an authenticated user to bypass the configured per-file size limit. This vulnerability is fixed in 2026.04.1.
Title NocoDB: Attachment Size Limit Bypass via Upload-by-URL
Weaknesses CWE-770
References
Metrics cvssV4_0

{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jun 25, 2026, 12:48 PM
Reserved
May 14, 2026, 8:42 PM
Status
Deferred
Published
Jun 23, 2026, 9:16 PM
Modified
Jun 25, 2026, 2:21 PM