{"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": "2026-05-03T23:55:40.555Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9974b330-7714-4307-a722-5648477acda7", "shortName": "rapid7", "dateUpdated": "2026-05-03T23:55:40.555Z"}, "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.", "supportingMedia": [{"type": "text/html", "base64": false, "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": [{"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\u00a0 upgrade your server https://www.velociraptor-docs.org/docs/deployment/server/upgrades/#upgrading-a-server-in-place-upgrade \u00a0to the latest version of your release:\n\n * For 0.76 releases, upgrade immediately to\u00a0 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\u00a0 v0.75.9 https://github.com/Velocidex/velociraptor/releases/download/v0.75/velociraptor-v0.75.9-linux-amd64", "supportingMedia": [{"type": "text/html", "base64": false, "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"}], "source": {"advisory": "https://www.velociraptor-docs.org/announcements/advisories/cve-2", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}}}

{}

{"cveTags": [], "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."}], "id": "CVE-2026-6948", "lastModified": "2026-05-04T00:16:39.467", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 4.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 3.6, "source": "cve@rapid7.com", "type": "Secondary"}]}, "published": "2026-05-04T00:16:39.467", "references": [{"source": "cve@rapid7.com", "url": "https://docs.velociraptor.app/announcements/advisories/cve-2026-6948/"}], "sourceIdentifier": "cve@rapid7.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "cve@rapid7.com", "type": "Secondary"}]}

{}

{"created": "2026-05-04T01:30:33.819377+00:00", "updated": "2026-05-04T01:30:33.819390+00:00", "vendors": []}