THREAT OPS › Threat News › [NVD] CVE-2026-18636 (MEDIUM 6.8) — The Velociraptor gRPC API has a VFSGetBuffer endpoint which allows reading files from the datastore. To prevent users from reading sensitive files or accessing other orgs, the requested path is prefix checked against a list of denied prefixes. This prefix check can be bypassed al
[NVD] CVE-2026-18636 (MEDIUM 6.8) — The Velociraptor gRPC API has a VFSGetBuffer endpoint which allows reading files from the datastore. To prevent users from reading sensitive files or accessing other orgs, the requested path is prefix checked against a list of denied prefixes. This prefix check can be bypassed al
CVE-2026-18636 CVSS: 6.8 MEDIUM Published: 2026-08-11T15:17:28.760
The Velociraptor gRPC API has a VFSGetBuffer endpoint which allows reading files from the datastore. To prevent users from reading sensitive files or accessing other orgs, the requested path is prefix checked against a list of denied prefixes. This prefix check can be bypassed allowing a user to access usually denied files. If the
Indicators of compromise
- CVE-2026-18636cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-18636