[Japanese]

JVNDB-2026-000069

Android App "Anshin Filter for au" vulnerable to cleartext transmission of sensitive information

Overview

Android App "Anshin Filter for au" provided by KDDI CORPORATION contains the following vulnerability.
  • Cleartext transmission of sensitive information (CWE-319) - CVE-2026-41281
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 4.8 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None
CVSS v4 Severity
Base Metrics: 6.3 (Medium) [IPA Score]
  • Access Vector (AV): Network
  • Attack Complexity (AC): Low
  • Attack Requirements (AT): Present
  • Privileges Required (PR): None
  • User Interaction (UI): None
    • Vulnerable System Impact
  • Confidentiality Impact (VC): Low
  • Integrity Impact (VI): Low
  • Availability Impact (VA): None
    • Subsequent System Impact
  • Confidentiality Impact (SC): None
  • Integrity Impact (SI): None
  • Availability Impact (SA): None
Affected Products


KDDI
  • Android App "Anshin Filter for au" versions prior to 4.9_b0003

Impact

A man-in-the-middle attacker may access and modify communications transmitted in plaintext, potentially resulting in information disclosure or data tampering.
Solution

[Update the Software]
Update the software to the latest version according to the information provided by the developer.
Vendor Information

KDDI
CWE (What is CWE?)

  1. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2026-41281
References

  1. JVN : JVN#24167657
Revision History

  • [2026/05/13]
      Web page was published

Date Public2026/05/13
Date First Published2026/05/13
Date Last Updated2026/05/13