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**Name of the Vulnerable Software and Affected Versions** Signal App version 7.41.4 **Description** A vulnerability was found in the Biometric Authentication Handler component, which affects the authentication process by missing a critical step. The attack can be launched on a physical device and has a high complexity, making exploitation difficult. The exploit has been disclosed to the public. **Recommendations** For Signal App version 7.41.4, consider disabling the Biometric Authentication Handler until a patch is available. Restrict access to the affected component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.