Android application "Myna Point" is vulnerable to Improper Authorization in Handler for Custom URL Scheme (CWE-939). A malicious application installed on the user's Android device may exploit the affected application's functionality through an Intent, potentially allowing arbitrary JavaScript to be executed within the affected application.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/jp/JVN67155805/ cve-icon
https://play.google.com/store/apps/details?id=jp.go.soumu.mkpf.mkpfmypage&hl cve-icon
History

Wed, 26 Aug 2026 06:45:00 +0000

Type Values Removed Values Added
Title Android App Vulnerable to Improper Authorization via Custom URL Scheme, Allowing Arbitrary JavaScript Execution

Wed, 26 Aug 2026 05:15:00 +0000

Type Values Removed Values Added
Description Android application "Myna Point" is vulnerable to Improper Authorization in Handler for Custom URL Scheme (CWE-939). A malicious application installed on the user's Android device may exploit the affected application's functionality through an Intent, potentially allowing arbitrary JavaScript to be executed within the affected application.
Weaknesses CWE-939
References
Metrics cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L'}

cvssV4_0

{'score': 4.6, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-08-26T04:54:58.950Z

Reserved: 2026-08-12T06:01:54.985Z

Link: CVE-2026-73335

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-26T06:30:16Z

Weaknesses