Marval MSM through 14.19.0.12476 and 15.0 has a Remote Code Execution vulnerability. A remote attacker authenticated as any user is able to execute code in context of the web server.

Marval MSM through 14.19.0.12476 uses a static encryption key for secrets. An attacker that gains access to encrypted secrets can decrypt them by using this key.

Marval MSM through 14.19.0.12476 and 15.0 has a System account with default credentials. A remote attacker is able to login and create a valid session. This makes it possible to make backend calls to endpoints in the application.