CVE-2025-11940

{
  "id": "CVE-2025-11940",
  "sourceIdentifier": "[email protected]",
  "published": "2025-10-19T09:15:32.737",
  "lastModified": "2026-10-19T16:10:00.260",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A security vulnerability has been detected in LibreWolf up to 143.0.4-1 on Windows. This affects an unknown function of the file assets/setup.nsi of the component Installer. Such manipulation leads to uncontrolled search path. The attack must be carried out locally. Attacks of this nature are highly complex. The exploitability is reported as difficult. Upgrading to version 144.0-1 mitigates this issue. The name of the patch is dd10e31dd873e9cb309fad8aed921d45bf905a55. It is suggested to upgrade the affected component."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de seguridad ha sido detectada en LibreWolf hasta la versión 143.0.4-1 en Windows. Esto afecta una función desconocida del archivo assets/setup.nsi del componente Instalador. Dicha manipulación conduce a una ruta de búsqueda incontrolada. El ataque debe realizarse localmente. Los ataques de esta naturaleza son altamente complejos. La explotabilidad se reporta como difícil. La actualización a la versión 144.0-1 mitiga este problema. El nombre del parche es dd10e31dd873e9cb309fad8aed921d45bf905a55. Se sugiere actualizar el componente afectado."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "LibreWolf",
          "modules": [
            "Installer"
          ],
          "versions": [
            {
              "version": "143.0.4-1",
              "status": "affected"
            },
            {
              "version": "144.0-1",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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": 7.3,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "attackRequirements": "NONE",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnAvailabilityImpact": "HIGH",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "subAvailabilityImpact": "NONE",
          "exploitMaturity": "NOT_DEFINED",
          "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:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.0,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:H/Au:S/C:C/I:C/A:C",
          "baseScore": 6.0,
          "accessVector": "LOCAL",
          "accessComplexity": "HIGH",
          "authentication": "SINGLE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 1.5,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2025-10-20T16:22:43.208000Z",
          "id": "CVE-2025-11940",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-426"
        },
        {
          "lang": "en",
          "value": "CWE-427"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://codeberg.org/librewolf/bsys6/commit/dd10e31dd873e9cb309fad8aed921d45bf905a55",
      "source": "[email protected]"
    },
    {
      "url": "https://codeberg.org/librewolf/bsys6/releases/tag/144.0-1",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/Cyber-Wo0dy/report/blob/main/librewolf/143.0.4-1/librewolf_installer_exe_hijacking.md",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/?ctiid.329019",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/?id.329019",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/?submit.671575",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/Cyber-Wo0dy/report/blob/main/librewolf/143.0.4-1/librewolf_installer_exe_hijacking.md",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    },
    {
      "url": "https://vuldb.com/?submit.671575",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ]
}