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Medium 6.5Published Aug 11, 2026
CVE-2026-18638Velociraptor server crash via the SetPassword API
Updated under an hour ago ()
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It affects Rapid7 Velociraptor. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-476, CWE-703
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- rapid7
- NVD analysis
- Awaiting Analysis
- Record last updated
- Aug 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Rapid7 Velociraptor rapid7:velociraptor (from the name) | before 0.77.2 | CNA record |
References
- http://docs.velociraptor.app/announcements/advisories/cve-2026-18638/
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.