Protection Mechanism Failure in NocoDB - CVE-2026-46553
Published: May 23, 2026
Vulnerability identifier: #VU132187
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-46553
CWE-ID: CWE-693
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to bypass the configured per-file size limit.
The vulnerability exists due to improper enforcement of size restrictions in the upload-by-URL attachment handling when processing upload-by-URL requests and data: URIs. A remote user can supply a URL or data: URI referencing an oversized file to bypass the configured per-file size limit.
Exploitation requires upload permission.
Affected software
NocoDB
How to mitigate CVE-2026-46553
Install security update from vendor's website.
NocoDB - update to 2026.04.1