Search/CVE-2026-18638
● CVE — Medium

CVE-2026-18638

DiscoveredAug 11, 2026UpdatedOct 23, 2026

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.

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CVSS v3.1
6.5 MEDIUM
EPSS
0.41%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Sep 25, 2026
▲ 0.12pp
0.29% → 0.41% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Aug 11, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 23, 2026