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Description

"Kura Sushi Official App" provided by EPG, Inc. is vulnerable to improper certificate validation. A man-in-the-middle attack may allow eavesdropping on, or altering, the communication on push notifications between the affected application and the relevant server.

PUBLISHED Reserved 2026-04-22 | Published 2026-05-12 | Updated 2026-05-12 | Assigner jpcert




HIGH: 7.4CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

CRITICAL: 9.1CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Problem types

Improper certificate validation

Product status

from 2.0.11 to 3.9.10
affected

from 2.0.11 to 3.9.10
affected

References

play.google.com/store/apps/details?id=jp.co.kura_corpo&hl=ja

apps.apple.com/jp/app/id942355925

jvn.jp/en/jp/JVN38632731/

cve.org (CVE-2026-41872)

nvd.nist.gov (CVE-2026-41872)

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