CVE-2026-3432
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.
Published:Mar 2, 2026
Last Modified:Apr 16, 2026
EPS:Mar 2, 2026
EPSS Score:0.00134
CVSS Score:9.1
Affected Products
Vendor
Product
Action
Vendor
Sim
Product
Sim
Sim
Sim
Vendor
Simstudioai
Product
Sim
Simstudioai
Sim
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
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
