CVE-2026-19019

Full vulnerability record from the local CVENow database.
Description

A security flaw has been discovered in poco-ai poco-agent up to 0.5.4. Affected is the function WorkspaceManager._setup_session_persistence of the file executor/app/core/workspace.py of the component Claude File Handler. The manipulation results in incomplete cleanup. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is told to be difficult. The exploit has been released to the public and may be used for attacks.
Severity
LOW
CVSS score
2.9 (v4.0)
Vulnerability status
Deferred
Source identifier
[email protected]
Published
2026-08-06 08:16:30.830000
Last modified
2026-10-23 21:10:00.157000
View original CVE JSON
{
  "id": "CVE-2026-19019",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-06T08:16:30.830",
  "lastModified": "2026-10-23T21:10:00.157",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A security flaw has been discovered in poco-ai poco-agent up to 0.5.4. Affected is the function WorkspaceManager._setup_session_persistence of the file executor/app/core/workspace.py of the component Claude File Handler. The manipulation results in incomplete cleanup. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is told to be difficult. The exploit has been released to the public and may be used for attacks."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto una vulnerabilidad de seguridad en poco-ai poco-agent hasta la versión 0.5.4. La función afectada es WorkspaceManager._setup_session_persistence del archivo executor/app/core/workspace.py del componente Claude File Gestor. La manipulación resulta en una limpieza incompleta. El ataque puede realizarse de forma remota. Los ataques de esta naturaleza son altamente complejos. Se dice que la explotabilidad es difícil. El exploit ha sido publicado y puede utilizarse para ataques."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "poco-ai",
          "product": "poco-agent",
          "cpes": [
            "cpe:2.3:a:poco-ai:poco-agent:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Claude File Handler"
          ],
          "versions": [
            {
              "version": "0.5.0",
              "status": "affected"
            },
            {
              "version": "0.5.1",
              "status": "affected"
            },
            {
              "version": "0.5.2",
              "status": "affected"
            },
            {
              "version": "0.5.3",
              "status": "affected"
            },
            {
              "version": "0.5.4",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/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": 2.9,
          "baseSeverity": "LOW",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "attackRequirements": "NONE",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "vulnConfidentialityImpact": "NONE",
          "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:H/PR:N/UI:N/S:U/C:N/I:L/A:L",
          "baseScore": 4.8,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "LOW"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 2.5
      }
    ],
    "cvssMetricV2": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:H/Au:N/C:N/I:P/A:P",
          "baseScore": 4.0,
          "accessVector": "NETWORK",
          "accessComplexity": "HIGH",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 4.9,
        "impactScore": 4.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-06T14:58:16.716690Z",
          "id": "CVE-2026-19019",
          "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-459"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/poco-ai/poco-claw/issues/131",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/poco-ai/poco-claw/pull/132",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/cve/CVE-2026-19019",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/submit/862681",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/vuln/386419",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/vuln/386419/cti",
      "source": "[email protected]"
    }
  ]
}