capacitor-native-biometric up to 12.128.1 onAuthenticationSucceeded improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k5.11+

Summaryinfo

A vulnerability was found in capacitor-native-biometric up to 12.128.1. It has been rated as critical. Affected is the function onAuthenticationSucceeded. This manipulation causes improper authentication. This vulnerability is tracked as CVE-2026-56294. It is feasible to perform the attack on the physical device. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in capacitor-native-biometric up to 12.128.1. Affected by this vulnerability is the function onAuthenticationSucceeded. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

capacitor-native-biometric before 12.128.2 contains an authentication bypass vulnerability where the onAuthenticationSucceeded() method fails to validate CryptoObject parameters. Attackers can hook the onAuthenticationSucceeded() function using dynamic instrumentation to bypass biometric authentication without valid credentials.

The weakness was disclosed by itz-d0dgy-2nd as GHSA-vx5f-vmr6-32wf. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-56294 since 06/20/2026. The exploitation appears to be difficult. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 12.128.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-38121). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.9
VulDB Temp Score: 3.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: capacitor-native-biometric 12.128.2

Timelineinfo

06/20/2026 Advisory disclosed
06/20/2026 +0 days CVE reserved
06/20/2026 +0 days VulDB entry created
06/20/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: GHSA-vx5f-vmr6-32wf
Researcher: itz-d0dgy-2nd
Status: Confirmed

CVE: CVE-2026-56294 (🔒)
GCVE (CVE): GCVE-0-2026-56294
GCVE (VulDB): GCVE-100-372547
EUVD: 🔒

Entryinfo

Created: 06/20/2026 18:52
Updated: 06/20/2026 20:45
Changes: 06/20/2026 18:52 (77), 06/20/2026 20:45 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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