What’s Vulnerable › Vulnerabilities

CVE-2025-5715: Signal App Biometric Authentication missing critical step in authentication

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-06-06 · updated 2026-06-17
• Weakness: CWE-304

Description

A vulnerability was found in Signal App 7.41.4 on Android. It has been declared as problematic. This vulnerability affects unknown code of the component Biometric Authentication Handler. The manipulation leads to missing critical step in authentication. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Signal: 7.41.4

References

• https://drive.google.com/file/d/1tI0bC8X8546ActlzGlmSU-AhCdD950y4/view?usp=drivesdk
• https://vuldb.com/?ctiid.311236
• https://vuldb.com/?id.311236
• https://vuldb.com/?submit.585069
• https://drive.google.com/file/d/1tI0bC8X8546ActlzGlmSU-AhCdD950y4/view

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