CVE-2026-34389 in fleetdm fleetinfo

Summary

Fleet is open source device management software. Prior to 4.81.0, Fleet contained an issue in the user invitation flow where the email address provided during invite acceptance was not validated against the email address associated with the invite. An attacker who obtained a valid invite token could create an account under an arbitrary email address while inheriting the role granted by the invite, including global admin. Version 4.81.0 patches the issue.

Responsible

GitHub_M

Reservation

03/27/2026

Disclosure

03/27/2026

Entries

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerability	CWE	Exp	Cou	CVE
354017	fleetdm fleet Device Management improper authentication	287	Not defined	Official fix	CVE-2026-34389

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