Published:2026/10/15  Last Updated:2026/10/15

JVN#40460777
Multiple vulnerabilities in "ゲオアプリ"

Overview

"ゲオアプリ" provided by GEO CORPORATION contains multiple vulnerabilities.

Products Affected

  • "ゲオアプリ" for Android versions 11.8.6 and earlier
  • "ゲオアプリ" for iOS versions 11.8.6 and earlier

Description

Mobile applications "ゲオアプリ" provided by GEO HOLDINGS CORPORATION contain multiple vulnerabilities listed below:

  • Improper Authorization in Handler for Custom URL Scheme (CWE-939)
    • CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N Base Score 5.1
    • CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N Base Score 5.4
    • CVE-2026-96614
  • Cleartext Storage of Sensitive Information (CWE-312)
    • CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N Base Score 5.1
    • CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Base Score 4.3
    • CVE-2026-105271

Impact

  • An attacker may be able to cause the application's in-app browser to access an arbitrary website, potentially leading to phishing attacks or disclosure of the service's session ID (CVE-2026-96614).
  • An attacker may be able to obtain the password of a user of the affected application (CVE-2026-105271).

Solution

Update the Application
Update the application to the latest version according to the information provided by the developer.

The developer has released the following version to address the vulnerability.

  • "ゲオアプリ" for Android version 11.8.8
  • "ゲオアプリ" for iOS version 11.8.8

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Credit

CVE-2026-96614
Shunsuke Kaneko of Mitsui Bussan Secure Directions, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

CVE-2026-105271
Soh Satoh reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2026-96614
CVE-2026-105271
JVN iPedia JVNDB-2026-000149