CVE-2016-4839
Status: ModifiedMedium (5.5)—
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.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Base score: 5.5
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 1.66%
- Percentile among all scored CVEs: 76
- Score date: 10/5/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (10)
Moneyforward — Money Forward FOR ApppassMoneyforward — Money Forward FOR AU SmartpassMoneyforward — Money Forward FOR Chou HoudaiMoneyforward — Money Forward FOR SBI Sumishin NET BankMoneyforward — Money Forward FOR Shiga BankMoneyforward — Money Forward FOR Shizuoka BankMoneyforward — Money Forward FOR THE Gunma BankMoneyforward — Money Forward FOR THE Toho BankMoneyforward — Money Forward FOR Tokai Tokyo SecuritiesMoneyforward — Money Forward FOR Ymfg
CWEs
- CWE-200
References
- http://corp.moneyforward.com/info/20160920-mf-android/
- http://www.securityfocus.com/bid/93035
- http://www.sourcenext.com/support/i/160725_1
- https://jvn.jp/en/jp/JVN61297210/index.html
- http://corp.moneyforward.com/info/20160920-mf-android/
- http://www.securityfocus.com/bid/93035
- http://www.sourcenext.com/support/i/160725_1
- https://jvn.jp/en/jp/JVN61297210/index.html
Raw JSON (NVD)
Show
{
"id": "CVE-2016-4839",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
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"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
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"baseScore": 5.5,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "vultures@jpcert.or.jp",
"affectedData": [
{
"vendor": "Money Foward, Inc.",
"product": "Money Forward",
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"version": "prior to v7.18.0"
}
]
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{
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{
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{
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}
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},
{
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}
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},
{
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"product": "Money Forward for Tokai Tokyo Securities",
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}
]
},
{
"vendor": "Money Foward, Inc.",
"product": "Money Forward for THE TOHO BANK",
"versions": [
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"status": "affected",
"version": "prior to v1.3.0"
}
]
},
{
"vendor": "Money Foward, Inc.",
"product": "Money Forward for YMFG",
"versions": [
{
"status": "affected",
"version": "prior to v1.5.0"
}
]
},
{
"vendor": "SOURCENEXT CORPORATION",
"product": "Money Forward for AppPass",
"versions": [
{
"status": "affected",
"version": "prior to v7.18.3"
}
]
},
{
"vendor": "SOURCENEXT CORPORATION",
"product": "Money Forward for au SMARTPASS",
"versions": [
{
"status": "affected",
"version": "prior to v7.18.0"
}
]
},
{
"vendor": "SOURCENEXT CORPORATION",
"product": "Money Forward for Chou Houdai",
"versions": [
{
"status": "affected",
"version": "prior to v7.18.3"
}
]
}
]
}
],
"published": "2017-05-12T18:29:00.233",
"references": [
{
"url": "http://corp.moneyforward.com/info/20160920-mf-android/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "http://www.securityfocus.com/bid/93035",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "http://www.sourcenext.com/support/i/160725_1",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "vultures@jpcert.or.jp"
},
{
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"tags": [
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"source": "vultures@jpcert.or.jp"
},
{
"url": "http://corp.moneyforward.com/info/20160920-mf-android/",
"tags": [
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"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
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"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://jvn.jp/en/jp/JVN61297210/index.html",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-200"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
},
{
"lang": "es",
"value": "Las Apps de Android Money Forward (anteriores a la v7.18.0), Money Forward para Gunma Bank (anteriores a la v1.2.0), Money Forward para SHIGA BANK (anteriores a la v1.2.0), Money Forward para SHIZUOKA BANK (anteriores a la v1.4.0), Money Forward para SBI Sumishin Net Bank (anteriores a la v1.6.0), Money Forward pra Tokai Tokyo Securities (anteriores a la v1.4.0), Money Forward para THE TOHO BANK (anteriores a la v1.3.0), Money Forward para YMFG (anteriores a la v1.5.0) proporcionada por Money Forward, Inc. y Money Forward para AppPass (anteriores a la v7.18.3), Money Forward para au SMARTPASS (anteriores a la v7.18.0), Money Forward para Chou Houdai (anteriores a la v7.18.3) proporcionada por SOURCENEXT CORPORATION no implementan correctamente la clase WebView, lo que permite a un atacante revelar información almacenada en el dispositivo a través de una aplicación especialmente manipulada."
}
],
"lastModified": "2026-06-17T00:48:18.567",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"vulnerable": true,
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"sourceIdentifier": "vultures@jpcert.or.jp"
}