CVE-2026-41281

Cleartext Transmission Vulnerability in KDDI ‘あんしんフィルター for au’ App

Published May 13, 2026 CVSS 4.0 · 6.3 Medium EPSS < 1% KEV · Not listed
Description
Android App "あんしんフィルター for au" provided by KDDI CORPORATION contains Cleartext Transmission of Sensitive Information (CWE-319) vulnerability. A man-in-the-middle attacker may access and modify communications transmitted in plaintext, potentially resulting in information disclosure or data tampering.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
First Time appeared Kddi Corporation
Kddi Corporation あんしんフィルター For Au
Vendors & Products Kddi Corporation
Kddi Corporation あんしんフィルター For Au
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Cleartext Transmission Vulnerability in KDDI ‘あんしんフィルター for au’ App
Type Values Removed Values Added
Description Android App "あんしんフィルター for au" provided by KDDI CORPORATION contains Cleartext Transmission of Sensitive Information (CWE-319) vulnerability. A man-in-the-middle attacker may access and modify communications transmitted in plaintext, potentially resulting in information disclosure or data tampering.
Weaknesses CWE-319
References
Metrics cvssV3_0

{'score': 4.8, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
jpcert
Published
Updated
May 14, 2026, 1:54 PM
Reserved
Apr 20, 2026, 4:42 AM
Status
Deferred
Published
May 14, 2026, 12:16 AM
Modified
Oct 26, 2026, 2:10 PM