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vuln-cve/data/2026/35xxx/CVE-2026-35556.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-35556",
"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"state": "PUBLISHED",
"assignerShortName": "icscert",
"dateReserved": "2026-04-06T15:01:14.388Z",
"datePublished": "2026-04-09T18:57:26.857Z",
"dateUpdated": "2026-04-10T18:03:50.288Z"
},
"containers": {
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"providerMetadata": {
"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"shortName": "icscert",
"dateUpdated": "2026-04-09T18:57:26.857Z"
},
"title": "Plaintext storage of a password in OpenPLC_V3",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-256",
"description": "CWE-256 Plaintext storage of a password",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "OpenPLC_V3",
"product": "OpenPLC_V3",
"versions": [
{
"status": "affected",
"version": "All versions"
}
],
"defaultStatus": "unaffected"
}
],
"descriptions": [
{
"lang": "en",
"value": "OpenPLC_V3 is vulnerable to a Plaintext Storage of a Password vulnerability that could allow an attacker to retrieve credentials and access sensitive information.",
"supportingMedia": [
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"type": "text/html",
"base64": false,
"value": "<p>OpenPLC_V3 is vulnerable to a Plaintext Storage of a Password vulnerability that could allow an attacker to retrieve credentials and access sensitive information.</p>"
}
]
}
],
"references": [
{
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-345-10",
"tags": [
"government-resource"
]
}
],
"metrics": [
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"format": "CVSS",
"scenarios": [
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"lang": "en",
"value": "GENERAL"
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"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "HIGH",
"subIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "HIGH",
"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": "CRITICAL",
"baseScore": 9.2,
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
}
}
],
"workarounds": [
{
"lang": "en",
"value": "OpenPLC_v3 is now considered to be end of life. Users are recommended to upgrade to OpenPLC Runtime v4 ( https://github.com/autonomy-logic/openplc-runtime ).",
"supportingMedia": [
{
"type": "text/html",
"base64": false,
"value": "<p>OpenPLC_v3 is now considered to be end of life. Users are recommended to upgrade to OpenPLC Runtime v4 (<a href=\"https://github.com/autonomy-logic/openplc-runtime\" target=\"_blank\">https://github.com/autonomy-logic/openplc-runtime</a>).</p><br>"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Shriyans Sudhi (ss0x00) from Rochester Institute of Technology (RIT)",
"type": "finder"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 1.0.1"
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},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-04-10T18:03:40.430726Z",
"id": "CVE-2026-35556",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-04-10T18:03:50.288Z"
}
}
]
}
}