CVE-2026-16196
Full vulnerability record from the local CVENow database.
Description
A weakness has been identified in Sipeed PicoClaw up to 0.2.9. Impacted is the function isPrivateOrRestrictedIP of the file pkg/tools/integration/web.go of the component web_fetch. This manipulation causes server-side request forgery. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 2efbe5d560e7ed9bc5209c203dc4aa6ecdbc7405. To fix this issue, it is recommended to deploy a patch.
Severity
LOW
CVSS score
2.1
(v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-07-18 23:17:01.010000
Last modified
2026-10-24 20:10:00.137000
View original CVE JSON
{
"id": "CVE-2026-16196",
"sourceIdentifier": "[email protected]",
"published": "2026-07-18T23:17:01.010",
"lastModified": "2026-10-24T20:10:00.137",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A weakness has been identified in Sipeed PicoClaw up to 0.2.9. Impacted is the function isPrivateOrRestrictedIP of the file pkg/tools/integration/web.go of the component web_fetch. This manipulation causes server-side request forgery. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 2efbe5d560e7ed9bc5209c203dc4aa6ecdbc7405. To fix this issue, it is recommended to deploy a patch."
},
{
"lang": "es",
"value": "Se ha identificado una debilidad en Sipeed PicoClaw hasta la versión 0.2.9. Afecta a la función isPrivateOrRestrictedIP del archivo pkg/tools/integration/web.go del componente web_fetch. Esta manipulación provoca falsificación de petición del lado del servidor. El ataque puede iniciarse remotamente. El exploit se ha puesto a disposición del público y podría usarse para ataques. Nombre del parche: 2efbe5d560e7ed9bc5209c203dc4aa6ecdbc7405. Para solucionar este problema, se recomienda desplegar un parche."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Sipeed",
"product": "PicoClaw",
"cpes": [
"cpe:2.3:a:sipeed:picoclaw:*:*:*:*:*:*:*:*"
],
"modules": [
"web_fetch"
],
"versions": [
{
"version": "0.2.0",
"status": "affected"
},
{
"version": "0.2.1",
"status": "affected"
},
{
"version": "0.2.2",
"status": "affected"
},
{
"version": "0.2.3",
"status": "affected"
},
{
"version": "0.2.4",
"status": "affected"
},
{
"version": "0.2.5",
"status": "affected"
},
{
"version": "0.2.6",
"status": "affected"
},
{
"version": "0.2.7",
"status": "affected"
},
{
"version": "0.2.8",
"status": "affected"
},
{
"version": "0.2.9",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "4.0",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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": 2.1,
"baseSeverity": "LOW",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"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": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"availabilityImpact": "LOW"
},
"exploitabilityScore": 2.8,
"impactScore": 3.4
}
],
"cvssMetricV2": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"baseScore": 6.5,
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "SINGLE",
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.0,
"impactScore": 6.4,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-07-22T15:01:50.729055Z",
"id": "CVE-2026-16196",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-918"
}
]
}
],
"references": [
{
"url": "https://github.com/sipeed/picoclaw/",
"source": "[email protected]"
},
{
"url": "https://github.com/sipeed/picoclaw/commit/2efbe5d560e7ed9bc5209c203dc4aa6ecdbc7405",
"source": "[email protected]"
},
{
"url": "https://github.com/sipeed/picoclaw/issues/3077",
"source": "[email protected]"
},
{
"url": "https://github.com/sipeed/picoclaw/pull/3085",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/cve/CVE-2026-16196",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/submit/852963",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/380012",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/380012/cti",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/submit/852963",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
]
}