Fleet is open source device management software.

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. Mar 27, 2026 · NIST NVD

   Detected

   Fleet is open source device management software. Prior to 4.81.1, a command injection vulnerability in Fleet's software installer pipeline allows an attacker to achieve arbitrary code execution as root (macOS/Linux) or SYSTEM (Windows) on managed hosts when an uninstall is triggered for a crafted software package. Version 4.81.1 patches the issue.

2. Jun 17, 2026 · NIST NVD

   Updated

   Fleet is open source device management software. Prior to 4.81.1, a command injection vulnerability in Fleet's software installer pipeline allows an attacker to achieve arbitrary code execution as root (macOS/Linux) or SYSTEM (Windows) on managed hosts when an uninstall is triggered for a crafted software package. Version 4.81.1 patches the issue.

Affected

• cpe fleetdm/fleetversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-34387

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-34387

  Fleet is open source device management software. Prior to 4.81.1, a command injection vulnerability in Fleet's software installer pipeline allows an attacker to achieve arbitrary code execution as root (macOS/Linux) or SYSTEM (Windows) on managed hosts when an uninstall is trigge

  nvd.nist.gov

References

• Vendor Advisory · github.com