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VulnerabilityPublished

CVE-2026-6948: Velociraptor versions prior to 0.76.4 contain a resource exhaustion vulnerability in the server's

Source GCVE Database

0
Authoritative record:CVE-2026-6948· Medium 4.9

Not known to be exploited · CVSS 4.9 Medium : upgrade to 0.76.4 or 0.75.9 when convenient.

Data as of 27 Oct 2026, 01:08 UTC

CVSS 3.1 base score
4.9Medium
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 0.76.4, 0.75.9
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 3 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade Velociraptor to 0.76.4 or 0.75.9.

Affected software

ProductAffectedFixed in
Rapid7VelociraptorAffected
  • <0.76.4
Fixed in
  • 0.76.4
Rapid7VelociraptorAffected
  • <0.75.9
Fixed in
  • 0.75.9
GitHubVelociraptorpkg:github/VelociraptorOther threatsAffected
  • <0.76.4
  • <0.75.9
Fixed in
  • 0.76.4
  • 0.75.9

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix is available in Velociraptor version 0.76.4. Users should upgrade to version 0.76.4 or later to remediate this vulnerability. No other mitigation guidance is provided or required.

Description

Velociraptor versions prior to 0.76.4 have a resource exhaustion vulnerability in the server's agent control channel. A compromised or rogue client can exploit this flaw by sending crafted messages that cause the server to run out of memory and crash. This vulnerability affects availability but does not impact confidentiality or integrity.

References

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