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OpenAdvisories
Medium · 6.5 CVE-2026-18638 EUVD-2026-56185GHSA-79v4-qf48-mh94

Velociraptor server crash via the SetPassword API

Published Aug 11, 2026 · Updated Aug 11, 2026 · Assigned by rapid7

Description

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.

Affected products

VendorProductAffectedFixed
Rapid7 Velociraptor < 0.77.2 0.77.2

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Tumbleweed velociraptor 0.76.7.0.git145.b60ef1146-1.1 openSUSE-SU-2026:12070-1

Advisories 2

References