CVE-2026-34391
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.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.6
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U
- EPSS probability
- 0.16%
- CWE
- CWE-488
- Published
- 2026-03-27
- Last modified
- 2026-03-27
Affected products
- fleetdm fleet
Weakness type
Related vulnerabilities
- CVE-2026-88017 — rclone: FTP cross-session auth-proxy backend confusion
- CVE-2026-84685 — Improper Cache Isolation in auth0/react-native-auth0 SDK Web Platform Credential Management
- CVE-2026-86492 — In JetBrains YouTrack before 2026.2.18634 a shared token cache allowed cross-tenant theft of GitHub...
- CVE-2026-18489 — IBM ContextForge Translate is affected by cross-client credential context confusion
- CVE-2026-82367 — Re-entrant synchronous publish in AshGraphql subscription batcher delivers one subscriber's records to another's topic
- CVE-2026-71850 — Hono: `memo()` retains SSR output across requests, leading to cross-user data disclosure
- CVE-2026-16326 — consul-mcp-server vulnerable to cross-tenant credential reuse in streamable-HTTP stateless mode
- CVE-2026-16498 — terraform-mcp-server vulnerable to cross-tenant credential reuse in streamable-HTTP stateless mode