Vulnerability · Published Nov 3, 2026 · Assigned by VulnCheck

CVE-2026-121736NocoDB 0.300.0 before 2026.08.0 Unauthenticated OAuth Authorization Code Creation

Medium 5.3

In plain English

A medium-severity missing authentication in nocodb from nocodb. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.3%top 77.5% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

NocoDB 0.300.0 before 2026.08.0 contains a missing authentication vulnerability in the POST /api/v2/oauth/authorize handler that allows unauthenticated attackers to create OAuth authorization codes. Attackers can send anonymous requests with client_id, redirect_uri and approved=true to insert unbounded ownerless authorization code records, limited only by rate limiting.

Affected products (as reported)

Vendor	Product	Versions
nocodb	nocodb	0.300.0 – before 2026.08.0

Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

Patch Commit patch
https://github.com/nocodb/nocodb product
GitHub Security Advisory (GHSA-532v-ccph-m3xg) vendor-advisory
https://github.com/nocodb/nocodb/blob/2026.07.0/packages/nocodb/src/modules/oauth/controllers/oauth.controller.ts#L56-L92 technical-description
NocoDB 2026.08.0 Release Notes release-notes
VulnCheck Advisory: NocoDB 0.300.0 before 2026.08.0 Unauthenticated OAuth Authorization Code Creation third-party-advisory