CVE-2026-18638

EUVD-2026-56185
Any authenticated Velociraptor user — including one holding only the readerrole — can terminate the entire server process with a single request, by calling SetPassword with a username that does not exist.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
rapid7CNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
rapid7velociraptor
𝑥
< 0.77.2
CNA
Common Weakness Enumeration
Vulnerability Media Exposure
References
http://docs.velociraptor.app/announcements/advisories/cve-2026-18638/