ZXHN-F660T and ZXHN-F660A provided by ZTE Japan K.K.

published 2025-07-31 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-23239

cvss: 8.8; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits: 0; none known, plus a Nuclei check

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.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 15 mo ago (2025-07-31)

Exploit prediction

1.50% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Nuclei template ZTE ZXHN-F660T/F660A - Default Credentials nuclei detection template

CVSS scores

assigned by	version	score	vector
CNA	3.0	8.8	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	4.0	8.7	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	4.0	8.7	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

ZTE Japan. K.K. ZXHN-F660T
ZTE Japan. K.K. ZXHN-F660A

Classification

Weakness

CWE-1391 Use of Weak Credentials

References

jvn.jp /en/jp/JVN66546573/

Sources

CVE List CVE-2025-53558
NVD CVE-2025-53558

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary