{"id":"CVE-2026-6948","summary":"Unbounded Memory Allocation in VQLResponse Result-Set Writer","details":"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.","modified":"2026-07-15T01:49:09.109981041Z","published":"2026-05-03T23:55:40.555Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"fixed":"0.75.9"}],"source":"AFFECTED_FIELD"}],"cna_assigner":"rapid7","cwe_ids":["CWE-770"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6948.json"},"references":[{"type":"ADVISORY","url":"https://docs.velociraptor.app/announcements/advisories/cve-2026-6948/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6948.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6948"},{"type":"PACKAGE","url":"https://github.com/Velocidex/velociraptor"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/velocidex/velociraptor","events":[{"introduced":"0"},{"fixed":"dbd2e69358f3e5b9ed8ad73819fefd77270cf46f"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"0.76.4"}],"source":"AFFECTED_FIELD"}}],"versions":["v0.76.2","v0.76.1-rc1","v0.75","v0.74","v0.73","v0.72","v0.7.0","v0.7.0-rc1","v0.6.8-rc1","v0.6.7-rc1","v0.6.4-rc1","v0.6.3-rc1","v0.6.2-rc1","v0.6.1-rc1","v0.6.0-rc1","v0.5.9-rc1","v0.5.8-rc1","v0.5.7","v0.5.6","v0.5.5-1","v0.5.5","v0.5.4","v0.5.3","v0.5.2","v0.5.1","v0.5.0","v0.4.9","v0.4.8","v0.4.7","v0.4.6","v0.4.5","v0.4.4","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.3.9","v0.3.8","v0.3.7","v0.3.6","v0.3.5","v0.3.4","v0.3.3","v0.3.2","v0.3.1","v0.3.0","0.2.9","0.2.8","0.2.7","0.2.6","0.2.5","0.2.4","0.2.3","0.2.2","0.2.1","v0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-6948.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"}]}