CVE-2016-4866
Status: ModifiedMedium (4.8)—
Cross-site scripting vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows attackers with administrator rights to inject arbitrary web script or HTML via the Project function.
CVSS
- Version: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- Base score: 4.8
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.84%
- Percentile among all scored CVEs: 57
- Score date: 10/10/2026
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 (1)
CWEs
- CWE-79
References
- http://jvn.jp/en/jp/JVN06726266/index.html
- http://jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000185.html
- http://www.securityfocus.com/bid/93281
- https://support.cybozu.com/ja-jp/article/9431
- http://jvn.jp/en/jp/JVN06726266/index.html
- http://jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000185.html
- http://www.securityfocus.com/bid/93281
- https://support.cybozu.com/ja-jp/article/9431
Raw JSON (NVD)
Show
{
"id": "CVE-2016-4866",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 3.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "LOW",
"obtainAllPrivilege": false,
"exploitabilityScore": 6.8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV30": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.0",
"baseScore": 4.8,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "HIGH",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 1.7
}
]
},
"affected": [
{
"source": "vultures@jpcert.or.jp",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2017-04-17T15:59:00.213",
"references": [
{
"url": "http://jvn.jp/en/jp/JVN06726266/index.html",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "http://jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000185.html",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "http://www.securityfocus.com/bid/93281",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://support.cybozu.com/ja-jp/article/9431",
"tags": [
"Vendor Advisory"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "http://jvn.jp/en/jp/JVN06726266/index.html",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000185.html",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/93281",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.cybozu.com/ja-jp/article/9431",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Cross-site scripting vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows attackers with administrator rights to inject arbitrary web script or HTML via the Project function."
},
{
"lang": "es",
"value": "Una vulnerabilidad de tipo cross-site scripting en Cybozu Office versiones 9.0.0 hasta 10.4.0, permite a los atacantes con derechos de administrador inyectar script web o HTML arbitrario por medio de la función Project."
}
],
"lastModified": "2026-06-17T00:48:21.543",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cybozu:office:9.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B029709C-5ED7-4F29-8DA9-AFF9D678429F"
},
{
"criteria": "cpe:2.3:a:cybozu:office:9.1.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D9AE0F63-8DD1-4F61-B772-E4F64197A73F"
},
{
"criteria": "cpe:2.3:a:cybozu:office:9.2.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "27E1F1BC-4FF8-4438-92C2-5094F18BAB27"
},
{
"criteria": "cpe:2.3:a:cybozu:office:9.2.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C71A2292-BEEF-4449-992C-B8535E0EF969"
},
{
"criteria": "cpe:2.3:a:cybozu:office:9.3.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E4B07F75-4F29-4241-9C5A-F723EAFCFC49"
},
{
"criteria": "cpe:2.3:a:cybozu:office:9.3.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7ADEDCD4-8794-42A3-961A-9CE562BF64CA"
},
{
"criteria": "cpe:2.3:a:cybozu:office:9.3.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3CF1B981-0417-430F-9BB3-7292D297557E"
},
{
"criteria": "cpe:2.3:a:cybozu:office:9.9.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "59BDE89C-C891-4517-877D-26B5E4D87E0B"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.0.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F02CF334-548D-4B9B-8732-A85D97E003C5"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.0.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A968E493-5C74-45FB-BA4E-C21D66613480"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.0.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "89D06E58-28D5-43E9-87CD-9534DF3CA6DA"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.1.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A86DD19B-9DD2-412D-B259-9D2677C9CC0B"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.1.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1EE0A58F-3DAF-4E88-A7CC-E1FE749EB6A2"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.2.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2BF85C6A-952B-4327-98EF-BB72CA6AA5CE"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.3.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "664B383F-3C96-406C-B0B9-041F26F1F5A9"
},
{
"criteria": "cpe:2.3:a:cybozu:office:10.4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BBA465B8-3852-4630-B16C-120F77DB1F8C"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "vultures@jpcert.or.jp"
}