CVE-2026-3432 — Sim Studio AI - Unauthenticated OAuth Token Theft
On SimStudio version below to 0.5.74, the `/api/auth/oauth/token` endpoint contains a code path that bypasses all authorization checks when provided with `credentialAccountUserI…
Published: 2026-03-02 · CVSS: 9.3 · CVSS 4.0
On SimStudio version below to 0.5.74, the `/api/auth/oauth/token` endpoint contains a code path that bypasses all authorization checks when provided with `credentialAccountUserId` and `providerId` parameters. An unauthenticated attacker can retrieve OAuth access tokens for any user by supplying their user ID and a provider name, effectively stealing credentials to third-party services.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7