CVE-2026-5842
Full vulnerability record from the local CVENow database.
Description
A security vulnerability has been detected in decolua 9router up to 0.3.47. The impacted element is an unknown function of the file /api of the component Administrative API Endpoint. The manipulation leads to authorization bypass. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.3.75 is sufficient to resolve this issue. It is suggested to upgrade the affected component.
Severity
MEDIUM
CVSS score
5.5
(v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-04-09 05:16:06.380000
Last modified
2026-10-26 21:10:00.170000
View original CVE JSON
{
"id": "CVE-2026-5842",
"sourceIdentifier": "[email protected]",
"published": "2026-04-09T05:16:06.380",
"lastModified": "2026-10-26T21:10:00.170",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A security vulnerability has been detected in decolua 9router up to 0.3.47. The impacted element is an unknown function of the file /api of the component Administrative API Endpoint. The manipulation leads to authorization bypass. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.3.75 is sufficient to resolve this issue. It is suggested to upgrade the affected component."
},
{
"lang": "es",
"value": "Una vulnerabilidad de seguridad ha sido detectada en decolua 9router hasta la versión 0.3.47. El elemento afectado es una función desconocida del archivo /API del componente Endpoint de API Administrativa. La manipulación conduce a una omisión de autorización. El ataque puede ser llevado a cabo de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado. La actualización a la versión 0.3.75 es suficiente para resolver este problema. Se sugiere actualizar el componente afectado."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "decolua",
"product": "9router",
"modules": [
"Administrative API Endpoint"
],
"versions": [
{
"version": "0.3.0",
"status": "affected"
},
{
"version": "0.3.1",
"status": "affected"
},
{
"version": "0.3.2",
"status": "affected"
},
{
"version": "0.3.3",
"status": "affected"
},
{
"version": "0.3.4",
"status": "affected"
},
{
"version": "0.3.5",
"status": "affected"
},
{
"version": "0.3.6",
"status": "affected"
},
{
"version": "0.3.7",
"status": "affected"
},
{
"version": "0.3.8",
"status": "affected"
},
{
"version": "0.3.9",
"status": "affected"
},
{
"version": "0.3.10",
"status": "affected"
},
{
"version": "0.3.11",
"status": "affected"
},
{
"version": "0.3.12",
"status": "affected"
},
{
"version": "0.3.13",
"status": "affected"
},
{
"version": "0.3.14",
"status": "affected"
},
{
"version": "0.3.15",
"status": "affected"
},
{
"version": "0.3.16",
"status": "affected"
},
{
"version": "0.3.17",
"status": "affected"
},
{
"version": "0.3.18",
"status": "affected"
},
{
"version": "0.3.19",
"status": "affected"
},
{
"version": "0.3.20",
"status": "affected"
},
{
"version": "0.3.21",
"status": "affected"
},
{
"version": "0.3.22",
"status": "affected"
},
{
"version": "0.3.23",
"status": "affected"
},
{
"version": "0.3.24",
"status": "affected"
},
{
"version": "0.3.25",
"status": "affected"
},
{
"version": "0.3.26",
"status": "affected"
},
{
"version": "0.3.27",
"status": "affected"
},
{
"version": "0.3.28",
"status": "affected"
},
{
"version": "0.3.29",
"status": "affected"
},
{
"version": "0.3.30",
"status": "affected"
},
{
"version": "0.3.31",
"status": "affected"
},
{
"version": "0.3.32",
"status": "affected"
},
{
"version": "0.3.33",
"status": "affected"
},
{
"version": "0.3.34",
"status": "affected"
},
{
"version": "0.3.35",
"status": "affected"
},
{
"version": "0.3.36",
"status": "affected"
},
{
"version": "0.3.37",
"status": "affected"
},
{
"version": "0.3.38",
"status": "affected"
},
{
"version": "0.3.39",
"status": "affected"
},
{
"version": "0.3.40",
"status": "affected"
},
{
"version": "0.3.41",
"status": "affected"
},
{
"version": "0.3.42",
"status": "affected"
},
{
"version": "0.3.43",
"status": "affected"
},
{
"version": "0.3.44",
"status": "affected"
},
{
"version": "0.3.45",
"status": "affected"
},
{
"version": "0.3.46",
"status": "affected"
},
{
"version": "0.3.47",
"status": "affected"
},
{
"version": "0.3.75",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnAvailabilityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "PROOF_OF_CONCEPT",
"confidentialityRequirement": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"availabilityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED"
}
}
],
"cvssMetricV31": [
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"source": "[email protected]",
"type": "Secondary",
"cvssData": {
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
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"scope": "UNCHANGED",
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"availabilityImpact": "LOW"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4
}
],
"cvssMetricV2": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"baseScore": 7.5,
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "HIGH",
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-04-13T19:59:13.122414Z",
"id": "CVE-2026-5842",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
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],
"role": "CISA Coordinator",
"version": "2.0.3"
}
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]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-285"
},
{
"lang": "en",
"value": "CWE-639"
}
]
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],
"references": [
{
"url": "https://github.com/decolua/9router/",
"source": "[email protected]"
},
{
"url": "https://github.com/decolua/9router/issues/431",
"source": "[email protected]"
},
{
"url": "https://github.com/decolua/9router/issues/431#issuecomment-4140163867",
"source": "[email protected]"
},
{
"url": "https://github.com/decolua/9router/releases/tag/v0.3.75",
"source": "[email protected]"
},
{
"url": "https://github.com/deepcat1337/Free_Api_Exploit/tree/main",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/submit/790003",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/356298",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/356298/cti",
"source": "[email protected]"
}
]
}