CVE-2025-27509

CRITICAL

Fleet <4.64.2-4.58.1 - Auth Bypass

Title source: llm
STIX 2.1

Description

fleetdm/fleet is an open source device management, built on osquery. In vulnerable versions of Fleet, an attacker could craft a specially-formed SAML response to forge authentication assertions, provision a new administrative user account if Just-In-Time (JIT) provisioning is enabled, or create new accounts tied to forged assertions if f MDM enrollment is enabled. This vulnerability is fixed in 4.64.2, 4.63.2, 4.62.4, and 4.58.1.

Scores

CVSS v4 9.3
EPSS 0.0014
EPSS Percentile 33.4%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-285
Status published
Products (5)
fleetdm/fleet 4.64.0 - 4.64.2Go
fleetdm/fleet < 4.58.1
fleetdm/fleet >= 4.62.0, < 4.62.4
fleetdm/fleet >= 4.63.0, < 4.63.2
fleetdm/fleet >= 4.64.0, < 4.64.2
Published Mar 06, 2025
Tracked Since Feb 18, 2026