CVE-2026-18652 Velociraptor STACK Type Download Path Bypasses Denied Prefix Check
Attackers with root org read access can bypass prefix checks to view result sets from child organizations in Velociraptor.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-18652?
CVE-2026-18652 is a medium-severity missing authorization vulnerability in Rapid7 Velociraptor, published on 12 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Velociraptor allows reading Stacked result sets from the GUI. Velociraptor's multi-tenant design stores sub orgs within the datastore directory. The path requested by the GUI is not correctly checked against the prefix deny list, allowing result sets to read from denied prefixes.
In particular, a user with read access to the root org can access result sets from child orgs.
Weakness: CWE-862
Which versions are affected by CVE-2026-18652?
How do I fix CVE-2026-18652?
No fix has been published for CVE-2026-18652 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-18652 being exploited?
There is no known exploitation of CVE-2026-18652 in the wild and no public exploit code.
Sources
Also known as GHSA-9qrg-7832-x9w4.