SimStudioAI sim up to 0.5.73 OAuth Access Token /api/auth/oauth/token credentialAccountUserId/providerId authorization

Summaryinfo

A vulnerability was found in SimStudioAI sim up to 0.5.73. It has been rated as critical. Affected is an unknown function of the file /api/auth/oauth/token of the component OAuth Access Token Handler. Performing a manipulation of the argument credentialAccountUserId/providerId results in authorization. This vulnerability is cataloged as CVE-2026-3432. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in SimStudioAI sim up to 0.5.73. It has been classified as critical. This affects an unknown function of the file /api/auth/oauth/token of the component OAuth Access Token Handler. The manipulation of the argument credentialAccountUserId/providerId with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at tenable.com. This vulnerability is uniquely identified as CVE-2026-3432 since 03/02/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

Upgrading to version 0.5.74 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• SimStudioAI

Name

• sim

Version

• 0.5.0
• 0.5.1
• 0.5.2
• 0.5.3
• 0.5.4
• 0.5.5
• 0.5.6
• 0.5.7
• 0.5.8
• 0.5.9
• 0.5.10
• 0.5.11
• 0.5.12
• 0.5.13
• 0.5.14
• 0.5.15
• 0.5.16
• 0.5.17
• 0.5.18
• 0.5.19
• 0.5.20
• 0.5.21
• 0.5.22
• 0.5.23
• 0.5.24
• 0.5.25
• 0.5.26
• 0.5.27
• 0.5.28
• 0.5.29
• 0.5.30
• 0.5.31
• 0.5.32
• 0.5.33
• 0.5.34
• 0.5.35
• 0.5.36
• 0.5.37
• 0.5.38
• 0.5.39
• 0.5.40
• 0.5.41
• 0.5.42
• 0.5.43
• 0.5.44
• 0.5.45
• 0.5.46
• 0.5.47
• 0.5.48
• 0.5.49
• 0.5.50
• 0.5.51
• 0.5.52
• 0.5.53
• 0.5.54
• 0.5.55
• 0.5.56
• 0.5.57
• 0.5.58
• 0.5.59
• 0.5.60
• 0.5.61
• 0.5.62
• 0.5.63
• 0.5.64
• 0.5.65
• 0.5.66
• 0.5.67
• 0.5.68
• 0.5.69
• 0.5.70
• 0.5.71
• 0.5.72
• 0.5.73

CPE 2.3info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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