CVE-2026-53927
Description
NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the spreadsheet-fetch endpoint (axiosRequestMake) accepted URLs whose path contained a permitted extension anywhere in the string, and applied a hand-rolled regex blocklist that omitted 127.0.0.0/8 and 169.254.0.0/16, allowing the cloud-metadata endpoint to be reached with a crafted URL This vulnerability is fixed in 2026.05.1.
Summary dbcve.org
NocoDB's spreadsheet-fetch endpoint (axiosRequestMake) is vulnerable to Server-Side Request Forgery (SSRF). The endpoint accepts URLs with permitted extensions and uses a hand-rolled regex blocklist that fails to block the 127.0.0.0/8 and 169.254.0.0/16 IP ranges, allowing attackers to access cloud-metadata services like AWS EC2 metadata at 169.254.169.254.
Mitigation
Upgrade NocoDB to version 2026.05.1 or later, which includes a fix for this SSRF vulnerability.