CVE-2026-45732 | n8n-io n8n up to 1.123.42/2.20.6/2.21.0 OAuth2 Credential authorization (GHSA-6h4j-wcr9-2vg7)
A vulnerability was found in n8n-io n8n up to 1.123.42/2.20.6/2.21.0. It has been declared as critical. This vulnerability affects unknown code of the component OAuth2 Credential Handler. Such manipulation leads to authorization bypass.
This vulnerability is referenced as CVE-2026-45732. It is possible to launch the attack remotely. No exploit is available.
It is recommended to upgrade the affected component.