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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-80234",
"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
"state": "PUBLISHED",
"assignerShortName": "twcert",
"dateReserved": "2026-08-26T05:58:50.007Z",
"datePublished": "2026-08-26T08:22:13.081Z",
"dateUpdated": "2026-08-26T13:57:58.236Z"
},
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"shortName": "twcert",
"dateUpdated": "2026-08-26T08:22:13.081Z"
},
"title": "CAYIN Technology|CAYIN CMS-WS/CMS-SE - Missing Authentication",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-306",
"description": "CWE-306 Missing Authentication for Critical Function",
"type": "CWE"
}
]
}
],
"impacts": [
{
"capecId": "CAPEC-1",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs"
}
]
}
],
"affected": [
{
"vendor": "CAYIN Technology",
"product": "CAYIN CMS-WS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThanOrEqual": "1.0.25336",
"versionType": "custom"
}
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{
"vendor": "CAYIN Technology",
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"version": "0",
"lessThanOrEqual": "11.0.25336",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
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"descriptions": [
{
"lang": "en",
"value": "CAYIN CMS-WS and CMS-SE developed by CAYIN Technology have a Missing Authentication vulnerability. Unauthenticated remote attackers can obtain media file lists via specific functionality, resulting in partial information disclosure.",
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"value": "<p>CAYIN CMS-WS and CMS-SE developed by CAYIN Technology have a Missing Authentication vulnerability. Unauthenticated remote attackers can obtain media file lists via specific functionality, resulting in partial information disclosure.</p>"
}
]
}
],
"references": [
{
"url": "https://www.twcert.org.tw/tw/cp-132-11130-4bcde-1.html",
"tags": [
"third-party-advisory"
]
},
{
"url": "https://www.twcert.org.tw/en/cp-139-11136-f7bd2-2.html",
"tags": [
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}
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"lang": "en",
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"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"availabilityImpact": "NONE",
"baseSeverity": "MEDIUM",
"baseScore": 5.3,
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
}
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"cvssV4_0": {
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"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"subIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"version": "4.0",
"baseSeverity": "MEDIUM",
"baseScore": 6.9,
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
}
}
],
"solutions": [
{
"lang": "en",
"value": "Update CMS-WS to version 1.0.26198 or later\n\n\n\nUpdate CMS-SE to version 11.0.26198 or later",
"supportingMedia": [
{
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"base64": false,
"value": "<p>Update CMS-WS to version 1.0.26198 or later</p><p>Update CMS-SE to version 11.0.26198 or later</p>"
}
]
}
],
"source": {
"advisory": "TVN-202608009",
"discovery": "EXTERNAL"
},
"x_generator": {
"engine": "TWCERT TVN Workbench"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-08-26T13:57:49.805465Z",
"id": "CVE-2026-80234",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-08-26T13:57:58.236Z"
}
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]
}
}