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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"
    }
  ]
}