CyberSecBulletin

Non-exit on Failed Initialization

CWE-455

The product does not exit or otherwise modify its operation when security-relevant errors occur during initialization, such as when a configuration file has a format error or a hardware security module (HSM) cannot be activated, which can cause the product to execute in a less secure fashion than intended by the administrator.

We track 1 vulnerability of this type. 100% are rated high or critical, and the average CVSS score is 7.0.

How this weakness is prevented

  • Implementation: Follow the principle of failing securely when an error occurs. The system should enter a state where it is not vulnerable and will not display sensitive error messages to a potential attacker.

Latest Non-exit on Failed Initialization vulnerabilities

  • 7.0 High severity

    aws-api-mcp-server: Non-exit on Failed Initialization

    CVE-2026-16584AWS

    Improper handling of an initialization failure in AWS API MCP Server from 0.2.13 through 1.3.46 might allow an actor to bypass the user-configured security policy and execute AWS API operations that the policy was set to deny or gate. When initialization of th