What is CVE-2025-53558?

CVE-2025-53558 is a high-severity vulnerability in Zte Japan. K.k. Zxhn-f660a, classified under CWE-1391. CVSS score: 8.8/10. Published 2025-07-31.

How severe is CVE-2025-53558?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2025-53558 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Zte Japan. K.k. Zxhn-f660a

CVE-2025-53558

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.

EPSS: 0.200 (95.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Zte Japan. K.k. Zxhn-f660a — versions prior to V1.0.10P14N4
Zte Japan. K.k. Zxhn-f660t — versions prior to V1.0.10P17N4

Weakness classification (CWE)

CWE-1391

Public proof-of-concept exploits

References

jvn.jp/en/jp/JVN66546573/

Frequently asked questions

What is CVE-2025-53558?: CVE-2025-53558 is a high-severity vulnerability in Zte Japan. K.k. Zxhn-f660a, classified under CWE-1391. CVSS score: 8.8/10. Published 2025-07-31.
How severe is CVE-2025-53558?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-53558 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.