cvedb.io
CVE-2026-3432
CRITICAL · CVSS 9.1
EPSS exploitation probability: 0%
Published 2026-03-02T13:16:05.367 · Last modified 2026-06-17T10:43:35.073

Summary

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.

Affected products

sim — sim

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.