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CVE-2025-15099

7.3 · HIGH

A vulnerability was identified in simstudioai sim up to 0.5.27.

Published Dec 26, 2025CWE-287EPSS 0.79%

Overview

CVE-2025-15099 is a high-severity vulnerability. It was published on December 26, 2025 and has a CVSS 3.1 base score of 7.3 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A vulnerability was identified in simstudioai sim up to 0.5.27. This vulnerability affects unknown code of the file apps/sim/lib/auth/internal.ts of the component CRON Secret Handler. The manipulation of the argument INTERNAL_API_SECRET leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The identifier of the patch is e359dc2946b12ed5e45a0ec9c95ecf91bd18502a. Applying a patch is the recommended action to fix this issue.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgist.github.com/H2u8s/c533741e1b36f6245d41cace89a7f4d2GitHubgist.github.com/H2u8s/c533741e1b36f6245d41cace89a7f4d2#-steps-to-reproduceGitHubgithub.com/simstudioai/sim/commit/e359dc2946b12ed5e45a0ec9c95ecf91bd18502aGitHubgithub.com/simstudioai/sim/pull/2343Refvuldb.com/?ctiid.338430Refvuldb.com/?id.338430Refvuldb.com/?submit.710255GitHubgist.github.com/H2u8s/c533741e1b36f6245d41cace89a7f4d2#-steps-to-reproduce

How CyberStrike helps

Frequently asked questions

What is CVE-2025-15099?

CVE-2025-15099 is a high-severity vulnerability. It was published on December 26, 2025 and has a CVSS 3.1 base score of 7.3 (HIGH).

How severe is CVE-2025-15099?

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-15099?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-15099?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-15099 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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