CVE-2026-41872: Improper certificate validation in EPG, Inc. "Kura Sushi Official App" for Android
"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.
AI Analysis
Technical Summary
CVE-2026-41872 describes an improper certificate validation vulnerability in EPG, Inc.'s "Kura Sushi Official App" for Android versions 2.0.11 through 3.9.10. This vulnerability allows a man-in-the-middle attacker to potentially eavesdrop on or alter push notification data exchanged between the app and its backend server. The CVSS v3.0 score of 7.4 reflects high impact on confidentiality and integrity, with network attack vector, high attack complexity, no privileges or user interaction required, and unchanged scope. No official remediation or patch information is currently available.
Potential Impact
Successful exploitation could lead to disclosure and modification of push notification content, compromising the confidentiality and integrity of communications between the app and server. There is no indication of impact on availability. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users and administrators should be cautious about using affected app versions and monitor for vendor updates. No vendor advisory or official remediation guidance is currently available.
CVE-2026-41872: Improper certificate validation in EPG, Inc. "Kura Sushi Official App" for Android
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.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-41872 describes an improper certificate validation vulnerability in EPG, Inc.'s "Kura Sushi Official App" for Android versions 2.0.11 through 3.9.10. This vulnerability allows a man-in-the-middle attacker to potentially eavesdrop on or alter push notification data exchanged between the app and its backend server. The CVSS v3.0 score of 7.4 reflects high impact on confidentiality and integrity, with network attack vector, high attack complexity, no privileges or user interaction required, and unchanged scope. No official remediation or patch information is currently available.
Potential Impact
Successful exploitation could lead to disclosure and modification of push notification content, compromising the confidentiality and integrity of communications between the app and server. There is no indication of impact on availability. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users and administrators should be cautious about using affected app versions and monitor for vendor updates. No vendor advisory or official remediation guidance is currently available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jpcert
- Date Reserved
- 2026-04-22T07:25:34.140Z
- Cvss Version
- 3.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a02bc57cbff5d8610a79135
Added to database: 5/12/2026, 5:36:23 AM
Last enriched: 5/12/2026, 5:51:21 AM
Last updated: 5/12/2026, 6:40:17 AM
Views: 5
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