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CVE-2025-66315

ZTE MF258K Pro Version Server has a Configuration Defect Vulnerability

HIGH
8.8
CVSS Score
Published: January 9, 2026 at 02:24 AM UTC
Updated: June 17, 2026 at 09:56 AM UTC
2 products affected across 1 vendorMF258K Pro FirmwareMF258K Pro

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Severity
HIGH8.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

There is a configuration defect vulnerability in the version server of ZTE MF258K Pro products. Due to improper directory permission settings, an attacker can execute write permissions in a specific directory.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/4891644183717871638

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-269CWE-863

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