The Android Apps Money Forward (prior to v7.18.0), Money Forward for The Gunma Bank (prior to v1.2.0), Money Forward for SHIGA BANK (prior to v1.2.0), Money Forward for SHIZUOKA BANK (prior to v1.4.0), Money Forward for SBI Sumishin Net Bank (prior to v1.6.0), Money Forward for Tokai Tokyo Securities (prior to v1.4.0), Money Forward for THE TOHO BANK (prior to v1.3.0), Money Forward for YMFG (prior to v1.5.0) provided by Money Forward, Inc. and Money Forward for AppPass (prior to v7.18.3), Money Forward for au SMARTPASS (prior to v7.18.0), Money Forward for Chou Houdai (prior to v7.18.3) provided by SOURCENEXT CORPORATION do not properly implement the WebView class, which allows an attacker to disclose information stored on the device via a specially crafted application.
CVE-2016-4839
MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence
Score 5.5 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 5.5; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 2%CVSS: 5.5Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.5
- EG Score
- 5.5(medium)
- EPSS
- 73.9%
- KEV
- Not listed
Published
May 12, 2017
Last Modified
May 13, 2026
References (8)
- vultures@jpcerthttp://corp.moneyforward.com/info/20160920-mf-android/
- vultures@jpcerthttp://www.securityfocus.com/bid/93035
- vultures@jpcerthttp://www.sourcenext.com/support/i/160725_1
- vultures@jpcerthttps://jvn.jp/en/jp/JVN61297210/index.html
- af854a3a-2127-422b-91ae-364da2661108http://corp.moneyforward.com/info/20160920-mf-android/
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/93035
- af854a3a-2127-422b-91ae-364da2661108http://www.sourcenext.com/support/i/160725_1
- af854a3a-2127-422b-91ae-364da2661108https://jvn.jp/en/jp/JVN61297210/index.html
Frequently asked(5)
What is CVE-2016-4839?
CVE-2016-4839 is a medium vulnerability published on May 12, 2017. The Android Apps Money Forward (prior to v7.18.0), Money Forward for The Gunma Bank (prior to v1.2.0), Money Forward for SHIGA BANK (prior to v1.2.0), Money Forward for SHIZUOKA BANK (prior to v1.4.0), Money Forward for SBI Sumishin Net Bank (prior to v1.6.0), Money Forward for Tokai Tokyo…
When was CVE-2016-4839 disclosed?
CVE-2016-4839 was first published in the National Vulnerability Database on May 12, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-4839 actively exploited?
CVE-2016-4839 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 73.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2016-4839?
CVE-2016-4839 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2016-4839?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-4839, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2016-4839
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