CVE-2026-64951

A rogue Velociraptor client can upload a malformed sparse file such that if the GUI attempts to expand the file, a panic occurs which may crash the server process. The problem is a Divide by Zero bug in the ShouldPadFile() function.

CVSS 3.1

3.5CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L

EPSS

0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-25)

CWE

CWE-369

Published

2026-08-12

Modified

2026-10-24

Record from

the NVD, synced 2026-10-24

References

• http://docs.velociraptor.app/announcements/advisories/cve-2026-64951/

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