CVE-2026-121736

    Dashboard / Vulnerabilities / CVE-2026-121736

    CVE-2026-121736

    Published: 3 Nov 2026Last Modified: 5 Nov 2026

    Summary: NocoDB 0.300.0 before 2026.08.0 Unauthenticated OAuth Authorization Code Creation

    Details: 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.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121736.json, https://github.com/nocodb/nocodb/releases/tag/2026.08.0, https://github.com/nocodb/nocodb/security/advisories/GHSA-532v-ccph-m3xg, https://nvd.nist.gov/vuln/detail/CVE-2026-121736, https://www.vulncheck.com/advisories/nocodb-0.300.0-before-2026.08.0-unauthenticated-oauth-authorization-code-creation, https://github.com/nocodb/nocodb/commit/42128735eba328d157c2e90b98795cb248dc0847, https://github.com/nocodb/nocodb, https://github.com/nocodb/nocodb/blob/2026.07.0/packages/nocodb/src/modules/oauth/controllers/oauth.controller.ts#L56-L92

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 3b47db79618f20c1c09f8c0841ba4e04086315fe
    Fixed -856cdddb8c8434151e01bc4c66a5a435f959623f

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-121736 | CVE-DB