CVE-2025-53558: ZTE Japan. K.K Zxhn-f660a

High severity, CVSS 8.7. EPSS: 1.4% chance of exploitation in the next 30 days.

ZXHN-F660T and ZXHN-F660A provided by ZTE Japan K.K. use a common credential for all installations. With the knowledge of the credential, an attacker may log in to the affected devices.

Affected products

• ZTE Japan. K.K Zxhn-f660a: before V1.0.10P14N4 (fixed in V1.0.10P14N4)
• ZTE Japan. K.K Zxhn-f660t: before V1.0.10P17N4 (fixed in V1.0.10P17N4)

Published 2025-07-31. Last modified 2026-06-17.