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vuln-cve/data/2026/6xxx/CVE-2026-6948.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-6948",
"assignerOrgId": "9974b330-7714-4307-a722-5648477acda7",
"state": "PUBLISHED",
"assignerShortName": "rapid7",
"dateReserved": "2026-04-24T03:35:48.568Z",
"datePublished": "2026-05-03T23:55:40.555Z",
"dateUpdated": "2026-06-19T12:45:13.562Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "9974b330-7714-4307-a722-5648477acda7",
"shortName": "rapid7",
"dateUpdated": "2026-06-19T12:45:13.562Z"
},
"title": "Unbounded Memory Allocation in VQLResponse Result-Set Writer",
"datePublic": "2026-04-27T14:00:00.000Z",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-770",
"description": "CWE-770 Allocation of resources without limits or throttling",
"type": "CWE"
}
]
}
],
"impacts": [
{
"capecId": "CAPEC-130",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-130 Excessive Allocation"
}
]
}
],
"affected": [
{
"vendor": "Rapid7",
"product": "Velociraptor",
"platforms": [
"Linux"
],
"repo": "https://github.com/Velocidex/velociraptor",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "0.76.4",
"versionType": "custom"
},
{
"status": "affected",
"version": "0",
"lessThan": "0.75.9",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
],
"descriptions": [
{
"lang": "en",
"value": "Velociraptor versions prior to 0.76.4 contain a resource exhaustion vulnerability in the server's agent control channel.\n\n\n\nThis allows a compromised or rogue Velociraptor client to crash the server via out-of-memory (OOM) by sending crafted messages through the normal client communication channel.",
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"value": "<p>Velociraptor versions prior to 0.76.4 contain a resource exhaustion vulnerability in the server's agent control channel.</p><p>This allows a compromised or rogue Velociraptor client to crash the server via out-of-memory (OOM) by sending crafted messages through the normal client communication channel.</p>"
}
]
}
],
"references": [
{
"url": "https://docs.velociraptor.app/announcements/advisories/cve-2026-6948/"
}
],
"metrics": [
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"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
],
"cvssV3_1": {
"version": "3.1",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "HIGH",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH",
"baseSeverity": "MEDIUM",
"baseScore": 4.9,
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"
}
}
],
"solutions": [
{
"lang": "en",
"value": "To remediate, you will need to  upgrade your server https://www.velociraptor-docs.org/docs/deployment/server/upgrades/#upgrading-a-server-in-place-upgrade  to the latest version of your release:\n\n * For 0.76 releases, upgrade immediately to  v0.76.4 https://github.com/Velocidex/velociraptor/releases/download/v0.76/velociraptor-v0.76.4-linux-amd64 \n * For 0.75 releases, upgrade immediately to  v0.75.9 https://github.com/Velocidex/velociraptor/releases/download/v0.75/velociraptor-v0.75.9-linux-amd64",
"supportingMedia": [
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"value": "<p>To remediate, you will need to&nbsp;<a href=\"https://www.velociraptor-docs.org/docs/deployment/server/upgrades/#upgrading-a-server-in-place-upgrade\">upgrade your server</a>&nbsp;to the latest version of your release:</p><ul><li>For 0.76 releases, upgrade immediately to&nbsp;<a href=\"https://github.com/Velocidex/velociraptor/releases/download/v0.76/velociraptor-v0.76.4-linux-amd64\" target=\"_blank\">v0.76.4</a></li><li>For 0.75 releases, upgrade immediately to&nbsp;<a href=\"https://github.com/Velocidex/velociraptor/releases/download/v0.75/velociraptor-v0.75.9-linux-amd64\" target=\"_blank\">v0.75.9</a></li></ul>"
}
]
}
],
"timeline": [
{
"time": "2026-04-19T14:00:00.000Z",
"lang": "en",
"value": "Initial report by Faisal Alhumaid"
},
{
"time": "2026-04-19T14:00:00.000Z",
"lang": "en",
"value": "Initial report by Mika Jarvinen"
},
{
"time": "2026-04-27T23:50:00.000Z",
"lang": "en",
"value": "Advisory published and patch distributed"
}
],
"credits": [
{
"lang": "en",
"value": "We thank Faisal Alhumaid (Faisal.alhumaid@hotmail.com) for reporting this issue responsibly.",
"type": "finder"
},
{
"lang": "en",
"value": "We also thank Mika Jarvinen (mika.jarvinen@kapsi.fi) for reporting this issue responsibly at the same time.",
"type": "finder"
},
{
"lang": "en",
"value": "We also thank HE WEI(ギカク)(https://www.linkedin.com/in/gikaku/) for identifying and reporting an additional vulnerable code path related to this issue.",
"type": "finder"
}
],
"source": {
"advisory": "https://www.velociraptor-docs.org/announcements/advisories/cve-2",
"discovery": "UNKNOWN"
},
"x_generator": {
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"metrics": [
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"type": "ssvc",
"content": {
"timestamp": "2026-05-04T13:08:05.344047Z",
"id": "CVE-2026-6948",
"options": [
{
"Exploitation": "none"
},
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"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
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],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-05-04T13:08:18.314Z"
}
}
]
}
}