How severe is CVE-2026-41281?

CVE-2026-41281 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-41281 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-41281?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-41281 have an EU (EUVD) identifier?

Yes. CVE-2026-41281 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30207.

When was CVE-2026-41281 published?

CVE-2026-41281 was published on 2026-05-14 and last updated on 2026-06-17.

CVE-2026-41281

CVE-2026-41281 is a medium-severity vulnerability with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-319.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v4: 6.3
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30207
Weakness: CWE-319
Published: 2026-05-14
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-41281?: 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.
How severe is CVE-2026-41281?: CVE-2026-41281 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-41281 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-41281?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-41281 have an EU (EUVD) identifier?: Yes. CVE-2026-41281 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30207.
When was CVE-2026-41281 published?: CVE-2026-41281 was published on 2026-05-14 and last updated on 2026-06-17.

References

https://jvn.jp/en/jp/JVN24167657/

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