CVE-2020-5604

Android App 'Mercari' Japan version prior to version 3.52.0 allows arbitrary method execution of a Java object by a remote attacker via a Man-In-The-Middle attack by using Java Reflection API of JavaScript code on WebView...

Android App "Mercari" (Japan version) vulnerable to arbitrary method execution of the Java object

Overview Android App "Mercari" Japan version provided by Mercari, Inc. contains vulnerability that an arbitrary Java method execution CWE-749 due to inadequate restrictions on addJavascriptInterface of WebView class. Taichi Kotake of Akatsuki Inc. reported this vulnerability to IPA. JPCERT/CC...