CVE-2025-63217

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-11-18 · updated 2026-06-17
Weakness: CWE-288

Description

The Itel DAB MUX (IDMUX build c041640a) is vulnerable to Authentication Bypass due to improper JWT validation across devices. Attackers can reuse a valid JWT token obtained from one device to authenticate and gain administrative access to any other device running the same firmware, even if the passwords and networks are different. This allows full compromise of affected devices.

Affected products

Itel Id Mux Firmware: all versions

References

https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-63217%20_%20Itel%20DAB%20MUX%20Authentication%20Bypass
https://www.itel.it/

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