{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-77797",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-24T14:47:47.888267Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-24T14:47:56.068Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageName": "Velociraptor",
          "platforms": [
            "Windows"
          ],
          "product": "Velociraptor",
          "repo": "https://github.com/Velocidex/velociraptor/",
          "vendor": "Rapid7",
          "versions": [
            {
              "lessThan": "0.77.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "This issue is only exploitable on Windows clients or offline collectors."
            }
          ],
          "value": "This issue is only exploitable on Windows clients or offline collectors."
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Hamad Alghamdi"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Velociraptor\u0027s prefetch library contains an out of bound vulnerability which may cause a crash when parsing certain malformed prefetch files."
            }
          ],
          "value": "Velociraptor\u0027s prefetch library contains an out of bound vulnerability which may cause a crash when parsing certain malformed prefetch files."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.6,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "CWE-125 Out-of-bounds read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-29T10:39:07.525Z",
        "orgId": "9974b330-7714-4307-a722-5648477acda7",
        "shortName": "rapid7"
      },
      "references": [
        {
          "url": "http://docs.velociraptor.app/announcements/advisories/cve-2026-7797/"
        },
        {
          "url": "https://github.com/Velocidex/go-prefetch/commit/4bae9796298011598d577b125e0b3db3ee03eb74"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Velociraptor Prefetch parser out of bounds",
      "workarounds": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "This issue can result in a client crash. Usually clients will restart after a crash and resume normal operations. Users can collect the raw prefetch files without parsing them on the client for further analysis on the server.\u0026nbsp;"
            }
          ],
          "value": "This issue can result in a client crash. Usually clients will restart after a crash and resume normal operations. Users can collect the raw prefetch files without parsing them on the client for further analysis on the server."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9974b330-7714-4307-a722-5648477acda7",
    "assignerShortName": "rapid7",
    "cveId": "CVE-2026-77797",
    "datePublished": "2026-09-24T13:49:41.379Z",
    "dateReserved": "2026-08-21T13:21:29.921Z",
    "dateUpdated": "2026-09-29T10:39:07.525Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-77797\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-09-24T14:47:47.888267Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-09-24T14:47:51.748Z\"}}], \"cna\": {\"title\": \"Velociraptor Prefetch parser out of bounds\", \"source\": {\"discovery\": \"EXTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Hamad Alghamdi\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 3.6, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"LOW\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"REQUIRED\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"repo\": \"https://github.com/Velocidex/velociraptor/\", \"vendor\": \"Rapid7\", \"product\": \"Velociraptor\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"0.77.3\", \"versionType\": \"semver\"}], \"platforms\": [\"Windows\"], \"packageName\": \"Velociraptor\", \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"http://docs.velociraptor.app/announcements/advisories/cve-2026-7797/\"}, {\"url\": \"https://github.com/Velocidex/go-prefetch/commit/4bae9796298011598d577b125e0b3db3ee03eb74\"}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"This issue can result in a client crash. Usually clients will restart after a crash and resume normal operations. Users can collect the raw prefetch files without parsing them on the client for further analysis on the server.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"This issue can result in a client crash. Usually clients will restart after a crash and resume normal operations. Users can collect the raw prefetch files without parsing them on the client for further analysis on the server.\u0026nbsp;\", \"base64\": false}]}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.4\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Velociraptor\u0027s prefetch library contains an out of bound vulnerability which may cause a crash when parsing certain malformed prefetch files.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Velociraptor\u0027s prefetch library contains an out of bound vulnerability which may cause a crash when parsing certain malformed prefetch files.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-20\", \"description\": \"CWE-20 Improper input validation\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-125\", \"description\": \"CWE-125 Out-of-bounds read\"}]}], \"configurations\": [{\"lang\": \"en\", \"value\": \"This issue is only exploitable on Windows clients or offline collectors.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"This issue is only exploitable on Windows clients or offline collectors.\", \"base64\": false}]}], \"providerMetadata\": {\"orgId\": \"9974b330-7714-4307-a722-5648477acda7\", \"shortName\": \"rapid7\", \"dateUpdated\": \"2026-09-29T10:39:07.525Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-77797\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-09-29T10:39:07.525Z\", \"dateReserved\": \"2026-08-21T13:21:29.921Z\", \"assignerOrgId\": \"9974b330-7714-4307-a722-5648477acda7\", \"datePublished\": \"2026-09-24T13:49:41.379Z\", \"assignerShortName\": \"rapid7\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}