CVE-2026-34388
Fleet vulnerable to Denial of Service via unhandled gRPC log type in launcher endpoint
Summary
Fleet vulnerable to Denial of Service via unhandled gRPC log type in launcher endpoint
Original description
The description as published by the source.
Fleet is open source device management software. Prior to 4.81.0, a denial-of-service vulnerability in Fleet's gRPC Launcher endpoint allows an authenticated host to crash the entire Fleet server process by sending an unexpected log type value. The server terminates immediately, disrupting all connected hosts, MDM enrollments, and API consumers. Version 4.81.0 patches the issue.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
References
- advisory github.com
- advisory github.com
- advisory nvd.nist.gov