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High severity7.5NVD Advisory· Published Mar 27, 2026· Updated Apr 2, 2026

CVE-2026-34391

CVE-2026-34391

Description

Fleet is open source device management software. Prior to 4.81.1, a vulnerability in Fleet's Windows MDM command processing allows a malicious enrolled device to access MDM commands intended for other devices, potentially exposing sensitive configuration data such as WiFi credentials, VPN secrets, and certificate payloads across the entire Windows fleet. Version 4.81.1 patches the issue.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Fleetdm/Fleet2 versions
    cpe:2.3:a:fleetdm:fleet:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:fleetdm:fleet:*:*:*:*:*:*:*:*range: <4.81.1
    • (no CPE)range: <4.81.1

Patches

Vulnerability mechanics

References

1

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