A vulnerability was found in ericc-ch copilot-api up to 0.7.0.
Date: 2026-04
Attack vector: other
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2026-6662
CWE: CWE-346
CWE-942
CVSS: 7.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

A vulnerability was found in ericc-ch copilot-api up to 0.7.0. The impacted element is the function cors of the file src/server.ts of the component Token Endpoint. Performing a manipulation results in permissive cross-domain policy with untrusted domains. It is possible to initiate the attack remotely. The exploit has been made public and could be used.


Mitigations:

Architectural layers (MAESTRO):